12423269375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:954

約数の個数: 80

約数和(自身を含む): 17749518336

約数和(自身を除く): 5326248961

約数列:

[1, 5, 11, 25, 31, 55, 71, 125, 155, 275, 341, 355, 625, 775, 781, 821, 1375, 1705, 1775, 2201, 3875, 3905, 4105, 6875, 8525, 8875, 9031, 11005, 19375, 19525, 20525, 24211, 25451, 42625, 44375, 45155, 55025, 58291, 97625, 102625, 121055, 127255, 213125, 225775, 275125, 279961, 291455, 488125, 513125, 605275, 636275, 641201, 1128875, 1375625, 1399805, 1457275, 1807021, 3026375, 3181375, 3206005, 5644375, 6999025, 7286375, 9035105, 15131875, 15906875, 16030025, 19877231, 34995125, 36431875, 45175525, 80150125, 99386155, 174975625, 225877625, 400750625, 496930775, 1129388125, 2484653875, 12423269375]

約数ペア:

[(1, 12423269375), (5, 2484653875), (11, 1129388125), (25, 496930775), (31, 400750625), (55, 225877625), (71, 174975625), (125, 99386155), (155, 80150125), (275, 45175525), (341, 36431875), (355, 34995125), (625, 19877231), (775, 16030025), (781, 15906875), (821, 15131875), (1375, 9035105), (1705, 7286375), (1775, 6999025), (2201, 5644375), (3875, 3206005), (3905, 3181375), (4105, 3026375), (6875, 1807021), (8525, 1457275), (8875, 1399805), (9031, 1375625), (11005, 1128875), (19375, 641201), (19525, 636275), (20525, 605275), (24211, 513125), (25451, 488125), (42625, 291455), (44375, 279961), (45155, 275125), (55025, 225775), (58291, 213125), (97625, 127255), (102625, 121055)]