28915260400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{7307}}^1$

素因数の和:8099

約数の個数: 120

約数和(自身を含む): 74921235984

約数和(自身を除く): 46005975584

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 761, 1040, 1300, 1522, 2600, 3044, 3805, 5200, 6088, 7307, 7610, 9893, 12176, 14614, 15220, 19025, 19786, 29228, 30440, 36535, 38050, 39572, 49465, 58456, 60880, 73070, 76100, 79144, 94991, 98930, 116912, 146140, 152200, 158288, 182675, 189982, 197860, 247325, 292280, 304400, 365350, 379964, 395720, 474955, 494650, 584560, 730700, 759928, 791440, 949910, 989300, 1461400, 1519856, 1899820, 1978600, 2374775, 2922800, 3799640, 3957200, 4749550, 5560627, 7599280, 9499100, 11121254, 18998200, 22242508, 27803135, 37996400, 44485016, 55606270, 72288151, 88970032, 111212540, 139015675, 144576302, 222425080, 278031350, 289152604, 361440755, 444850160, 556062700, 578305208, 722881510, 1112125400, 1156610416, 1445763020, 1807203775, 2224250800, 2891526040, 3614407550, 5783052080, 7228815100, 14457630200, 28915260400]

約数ペア:

[(1, 28915260400), (2, 14457630200), (4, 7228815100), (5, 5783052080), (8, 3614407550), (10, 2891526040), (13, 2224250800), (16, 1807203775), (20, 1445763020), (25, 1156610416), (26, 1112125400), (40, 722881510), (50, 578305208), (52, 556062700), (65, 444850160), (80, 361440755), (100, 289152604), (104, 278031350), (130, 222425080), (200, 144576302), (208, 139015675), (260, 111212540), (325, 88970032), (400, 72288151), (520, 55606270), (650, 44485016), (761, 37996400), (1040, 27803135), (1300, 22242508), (1522, 18998200), (2600, 11121254), (3044, 9499100), (3805, 7599280), (5200, 5560627), (6088, 4749550), (7307, 3957200), (7610, 3799640), (9893, 2922800), (12176, 2374775), (14614, 1978600), (15220, 1899820), (19025, 1519856), (19786, 1461400), (29228, 989300), (30440, 949910), (36535, 791440), (38050, 759928), (39572, 730700), (49465, 584560), (58456, 494650), (60880, 474955), (73070, 395720), (76100, 379964), (79144, 365350), (94991, 304400), (98930, 292280), (116912, 247325), (146140, 197860), (152200, 189982), (158288, 182675)]