20167432850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{457}}^1$

素因数の和:972

約数の個数: 96

約数和(自身を含む): 39450903552

約数和(自身を除く): 19283470702

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 71, 142, 155, 310, 355, 401, 457, 710, 775, 802, 914, 1550, 1775, 2005, 2201, 2285, 3550, 4010, 4402, 4570, 10025, 11005, 11425, 12431, 14167, 20050, 22010, 22850, 24862, 28334, 28471, 32447, 55025, 56942, 62155, 64894, 70835, 110050, 124310, 141670, 142355, 162235, 183257, 284710, 310775, 324470, 354175, 366514, 621550, 708350, 711775, 811175, 882601, 916285, 1005857, 1423550, 1622350, 1765202, 1832570, 2011714, 4413005, 4581425, 5029285, 5680967, 8826010, 9162850, 10058570, 11361934, 13011247, 22065025, 25146425, 26022494, 28404835, 44130050, 50292850, 56809670, 65056235, 130112470, 142024175, 284048350, 325281175, 403348657, 650562350, 806697314, 2016743285, 4033486570, 10083716425, 20167432850]

約数ペア:

[(1, 20167432850), (2, 10083716425), (5, 4033486570), (10, 2016743285), (25, 806697314), (31, 650562350), (50, 403348657), (62, 325281175), (71, 284048350), (142, 142024175), (155, 130112470), (310, 65056235), (355, 56809670), (401, 50292850), (457, 44130050), (710, 28404835), (775, 26022494), (802, 25146425), (914, 22065025), (1550, 13011247), (1775, 11361934), (2005, 10058570), (2201, 9162850), (2285, 8826010), (3550, 5680967), (4010, 5029285), (4402, 4581425), (4570, 4413005), (10025, 2011714), (11005, 1832570), (11425, 1765202), (12431, 1622350), (14167, 1423550), (20050, 1005857), (22010, 916285), (22850, 882601), (24862, 811175), (28334, 711775), (28471, 708350), (32447, 621550), (55025, 366514), (56942, 354175), (62155, 324470), (64894, 310775), (70835, 284710), (110050, 183257), (124310, 162235), (141670, 142355)]