1305518500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:124

約数の個数: 288

約数和(自身を含む): 3643436160

約数和(自身を除く): 2337917660

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 25, 26, 31, 38, 44, 50, 52, 55, 62, 65, 76, 95, 100, 110, 124, 125, 130, 143, 155, 190, 209, 220, 247, 250, 260, 275, 286, 310, 325, 341, 380, 403, 418, 475, 494, 500, 550, 572, 589, 620, 650, 682, 715, 775, 806, 836, 950, 961, 988, 1045, 1100, 1178, 1235, 1300, 1364, 1375, 1430, 1550, 1612, 1625, 1705, 1900, 1922, 2015, 2090, 2356, 2375, 2470, 2717, 2750, 2860, 2945, 3100, 3250, 3410, 3575, 3844, 3875, 4030, 4180, 4433, 4750, 4805, 4940, 5225, 5434, 5500, 5890, 6175, 6479, 6500, 6820, 7150, 7657, 7750, 8060, 8525, 8866, 9500, 9610, 10075, 10450, 10571, 10868, 11780, 12350, 12493, 12958, 13585, 14300, 14725, 15314, 15500, 17050, 17732, 17875, 18259, 19220, 20150, 20900, 21142, 22165, 24025, 24700, 24986, 25916, 26125, 27170, 29450, 30628, 30875, 32395, 34100, 35750, 36518, 38285, 40300, 42284, 42625, 44330, 48050, 49972, 50375, 52250, 52855, 54340, 58900, 61750, 62465, 64790, 67925, 71500, 73036, 73625, 76570, 84227, 85250, 88660, 91295, 96100, 100750, 104500, 105710, 110825, 120125, 123500, 124930, 129580, 135850, 137423, 147250, 153140, 161975, 168454, 170500, 182590, 191425, 200849, 201500, 211420, 221650, 237367, 240250, 249860, 264275, 271700, 274846, 294500, 312325, 323950, 336908, 339625, 365180, 382850, 401698, 421135, 443300, 456475, 474734, 480500, 528550, 549692, 554125, 624650, 647900, 679250, 687115, 765700, 803396, 809875, 842270, 912950, 949468, 957125, 1004245, 1057100, 1108250, 1186835, 1249300, 1321375, 1358500, 1374230, 1561625, 1619750, 1684540, 1825900, 1914250, 2008490, 2105675, 2216500, 2282375, 2373670, 2611037, 2642750, 2748460, 3123250, 3239500, 3435575, 3828500, 4016980, 4211350, 4564750, 4747340, 5021225, 5222074, 5285500, 5934175, 6246500, 6871150, 8422700, 9129500, 10042450, 10444148, 10528375, 11868350, 13055185, 13742300, 17177875, 20084900, 21056750, 23736700, 25106125, 26110370, 29670875, 34355750, 42113500, 50212250, 52220740, 59341750, 65275925, 68711500, 100424500, 118683500, 130551850, 261103700, 326379625, 652759250, 1305518500]

約数ペア:

[(1, 1305518500), (2, 652759250), (4, 326379625), (5, 261103700), (10, 130551850), (11, 118683500), (13, 100424500), (19, 68711500), (20, 65275925), (22, 59341750), (25, 52220740), (26, 50212250), (31, 42113500), (38, 34355750), (44, 29670875), (50, 26110370), (52, 25106125), (55, 23736700), (62, 21056750), (65, 20084900), (76, 17177875), (95, 13742300), (100, 13055185), (110, 11868350), (124, 10528375), (125, 10444148), (130, 10042450), (143, 9129500), (155, 8422700), (190, 6871150), (209, 6246500), (220, 5934175), (247, 5285500), (250, 5222074), (260, 5021225), (275, 4747340), (286, 4564750), (310, 4211350), (325, 4016980), (341, 3828500), (380, 3435575), (403, 3239500), (418, 3123250), (475, 2748460), (494, 2642750), (500, 2611037), (550, 2373670), (572, 2282375), (589, 2216500), (620, 2105675), (650, 2008490), (682, 1914250), (715, 1825900), (775, 1684540), (806, 1619750), (836, 1561625), (950, 1374230), (961, 1358500), (988, 1321375), (1045, 1249300), (1100, 1186835), (1178, 1108250), (1235, 1057100), (1300, 1004245), (1364, 957125), (1375, 949468), (1430, 912950), (1550, 842270), (1612, 809875), (1625, 803396), (1705, 765700), (1900, 687115), (1922, 679250), (2015, 647900), (2090, 624650), (2356, 554125), (2375, 549692), (2470, 528550), (2717, 480500), (2750, 474734), (2860, 456475), (2945, 443300), (3100, 421135), (3250, 401698), (3410, 382850), (3575, 365180), (3844, 339625), (3875, 336908), (4030, 323950), (4180, 312325), (4433, 294500), (4750, 274846), (4805, 271700), (4940, 264275), (5225, 249860), (5434, 240250), (5500, 237367), (5890, 221650), (6175, 211420), (6479, 201500), (6500, 200849), (6820, 191425), (7150, 182590), (7657, 170500), (7750, 168454), (8060, 161975), (8525, 153140), (8866, 147250), (9500, 137423), (9610, 135850), (10075, 129580), (10450, 124930), (10571, 123500), (10868, 120125), (11780, 110825), (12350, 105710), (12493, 104500), (12958, 100750), (13585, 96100), (14300, 91295), (14725, 88660), (15314, 85250), (15500, 84227), (17050, 76570), (17732, 73625), (17875, 73036), (18259, 71500), (19220, 67925), (20150, 64790), (20900, 62465), (21142, 61750), (22165, 58900), (24025, 54340), (24700, 52855), (24986, 52250), (25916, 50375), (26125, 49972), (27170, 48050), (29450, 44330), (30628, 42625), (30875, 42284), (32395, 40300), (34100, 38285), (35750, 36518)]