80339600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 180

約数和(自身を含む): 229025520

約数和(自身を除く): 148685920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 31, 38, 40, 44, 50, 55, 62, 76, 80, 88, 95, 100, 110, 124, 152, 155, 176, 190, 200, 209, 220, 248, 275, 304, 310, 341, 380, 400, 418, 440, 475, 496, 550, 589, 620, 682, 760, 775, 836, 880, 950, 961, 1045, 1100, 1178, 1240, 1364, 1520, 1550, 1672, 1705, 1900, 1922, 2090, 2200, 2356, 2480, 2728, 2945, 3100, 3344, 3410, 3800, 3844, 4180, 4400, 4712, 4805, 5225, 5456, 5890, 6200, 6479, 6820, 7600, 7688, 8360, 8525, 9424, 9610, 10450, 10571, 11780, 12400, 12958, 13640, 14725, 15376, 16720, 17050, 18259, 19220, 20900, 21142, 23560, 24025, 25916, 27280, 29450, 32395, 34100, 36518, 38440, 41800, 42284, 47120, 48050, 51832, 52855, 58900, 64790, 68200, 73036, 76880, 83600, 84568, 91295, 96100, 103664, 105710, 117800, 129580, 136400, 146072, 161975, 169136, 182590, 192200, 200849, 211420, 235600, 259160, 264275, 292144, 323950, 365180, 384400, 401698, 422840, 456475, 518320, 528550, 647900, 730360, 803396, 845680, 912950, 1004245, 1057100, 1295800, 1460720, 1606792, 1825900, 2008490, 2114200, 2591600, 3213584, 3651800, 4016980, 4228400, 5021225, 7303600, 8033960, 10042450, 16067920, 20084900, 40169800, 80339600]

約数ペア:

[(1, 80339600), (2, 40169800), (4, 20084900), (5, 16067920), (8, 10042450), (10, 8033960), (11, 7303600), (16, 5021225), (19, 4228400), (20, 4016980), (22, 3651800), (25, 3213584), (31, 2591600), (38, 2114200), (40, 2008490), (44, 1825900), (50, 1606792), (55, 1460720), (62, 1295800), (76, 1057100), (80, 1004245), (88, 912950), (95, 845680), (100, 803396), (110, 730360), (124, 647900), (152, 528550), (155, 518320), (176, 456475), (190, 422840), (200, 401698), (209, 384400), (220, 365180), (248, 323950), (275, 292144), (304, 264275), (310, 259160), (341, 235600), (380, 211420), (400, 200849), (418, 192200), (440, 182590), (475, 169136), (496, 161975), (550, 146072), (589, 136400), (620, 129580), (682, 117800), (760, 105710), (775, 103664), (836, 96100), (880, 91295), (950, 84568), (961, 83600), (1045, 76880), (1100, 73036), (1178, 68200), (1240, 64790), (1364, 58900), (1520, 52855), (1550, 51832), (1672, 48050), (1705, 47120), (1900, 42284), (1922, 41800), (2090, 38440), (2200, 36518), (2356, 34100), (2480, 32395), (2728, 29450), (2945, 27280), (3100, 25916), (3344, 24025), (3410, 23560), (3800, 21142), (3844, 20900), (4180, 19220), (4400, 18259), (4712, 17050), (4805, 16720), (5225, 15376), (5456, 14725), (5890, 13640), (6200, 12958), (6479, 12400), (6820, 11780), (7600, 10571), (7688, 10450), (8360, 9610), (8525, 9424)]