81485250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 256

約数和(自身を含む): 271724544

約数和(自身を除く): 190239294

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 17, 21, 22, 25, 30, 33, 34, 35, 42, 50, 51, 55, 66, 70, 75, 77, 83, 85, 102, 105, 110, 119, 125, 150, 154, 165, 166, 170, 175, 187, 210, 231, 238, 249, 250, 255, 275, 330, 350, 357, 374, 375, 385, 415, 425, 462, 498, 510, 525, 550, 561, 581, 595, 714, 750, 770, 825, 830, 850, 875, 913, 935, 1050, 1122, 1155, 1162, 1190, 1245, 1275, 1309, 1375, 1411, 1650, 1743, 1750, 1785, 1826, 1870, 1925, 2075, 2125, 2310, 2490, 2550, 2618, 2625, 2739, 2750, 2805, 2822, 2905, 2975, 3486, 3570, 3850, 3927, 4125, 4150, 4233, 4250, 4565, 4675, 5250, 5478, 5610, 5775, 5810, 5950, 6225, 6375, 6391, 6545, 7055, 7854, 8250, 8466, 8715, 8925, 9130, 9350, 9625, 9877, 10375, 11550, 12450, 12750, 12782, 13090, 13695, 14025, 14110, 14525, 14875, 15521, 17430, 17850, 19173, 19250, 19635, 19754, 20750, 21165, 22825, 23375, 27390, 28050, 28875, 29050, 29631, 29750, 31042, 31125, 31955, 32725, 35275, 38346, 39270, 42330, 43575, 44625, 45650, 46563, 46750, 49385, 57750, 59262, 62250, 63910, 65450, 68475, 70125, 70550, 72625, 77605, 87150, 89250, 93126, 95865, 98175, 98770, 105825, 108647, 114125, 136950, 140250, 145250, 148155, 155210, 159775, 163625, 176375, 191730, 196350, 211650, 217294, 217875, 228250, 232815, 246925, 296310, 319550, 325941, 327250, 342375, 352750, 388025, 435750, 465630, 479325, 490875, 493850, 529125, 543235, 651882, 684750, 740775, 776050, 798875, 958650, 981750, 1058250, 1086470, 1164075, 1234625, 1481550, 1597750, 1629705, 1940125, 2328150, 2396625, 2469250, 2716175, 3259410, 3703875, 3880250, 4793250, 5432350, 5820375, 7407750, 8148525, 11640750, 13580875, 16297050, 27161750, 40742625, 81485250]

約数ペア:

[(1, 81485250), (2, 40742625), (3, 27161750), (5, 16297050), (6, 13580875), (7, 11640750), (10, 8148525), (11, 7407750), (14, 5820375), (15, 5432350), (17, 4793250), (21, 3880250), (22, 3703875), (25, 3259410), (30, 2716175), (33, 2469250), (34, 2396625), (35, 2328150), (42, 1940125), (50, 1629705), (51, 1597750), (55, 1481550), (66, 1234625), (70, 1164075), (75, 1086470), (77, 1058250), (83, 981750), (85, 958650), (102, 798875), (105, 776050), (110, 740775), (119, 684750), (125, 651882), (150, 543235), (154, 529125), (165, 493850), (166, 490875), (170, 479325), (175, 465630), (187, 435750), (210, 388025), (231, 352750), (238, 342375), (249, 327250), (250, 325941), (255, 319550), (275, 296310), (330, 246925), (350, 232815), (357, 228250), (374, 217875), (375, 217294), (385, 211650), (415, 196350), (425, 191730), (462, 176375), (498, 163625), (510, 159775), (525, 155210), (550, 148155), (561, 145250), (581, 140250), (595, 136950), (714, 114125), (750, 108647), (770, 105825), (825, 98770), (830, 98175), (850, 95865), (875, 93126), (913, 89250), (935, 87150), (1050, 77605), (1122, 72625), (1155, 70550), (1162, 70125), (1190, 68475), (1245, 65450), (1275, 63910), (1309, 62250), (1375, 59262), (1411, 57750), (1650, 49385), (1743, 46750), (1750, 46563), (1785, 45650), (1826, 44625), (1870, 43575), (1925, 42330), (2075, 39270), (2125, 38346), (2310, 35275), (2490, 32725), (2550, 31955), (2618, 31125), (2625, 31042), (2739, 29750), (2750, 29631), (2805, 29050), (2822, 28875), (2905, 28050), (2975, 27390), (3486, 23375), (3570, 22825), (3850, 21165), (3927, 20750), (4125, 19754), (4150, 19635), (4233, 19250), (4250, 19173), (4565, 17850), (4675, 17430), (5250, 15521), (5478, 14875), (5610, 14525), (5775, 14110), (5810, 14025), (5950, 13695), (6225, 13090), (6375, 12782), (6391, 12750), (6545, 12450), (7055, 11550), (7854, 10375), (8250, 9877), (8466, 9625), (8715, 9350), (8925, 9130)]