99689152840

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1\times {\mathrm{28879}}^1$

素因数の和:29510

約数の個数: 64

約数和(自身を含む): 225922464000

約数和(自身を除く): 126233311160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 409, 422, 818, 844, 1055, 1636, 1688, 2045, 2110, 3272, 4090, 4220, 8180, 8440, 16360, 28879, 57758, 86299, 115516, 144395, 172598, 231032, 288790, 345196, 431495, 577580, 690392, 862990, 1155160, 1725980, 3451960, 6093469, 11811511, 12186938, 23623022, 24373876, 30467345, 47246044, 48747752, 59057555, 60934690, 94492088, 118115110, 121869380, 236230220, 243738760, 472460440, 2492228821, 4984457642, 9968915284, 12461144105, 19937830568, 24922288210, 49844576420, 99689152840]

約数ペア:

[(1, 99689152840), (2, 49844576420), (4, 24922288210), (5, 19937830568), (8, 12461144105), (10, 9968915284), (20, 4984457642), (40, 2492228821), (211, 472460440), (409, 243738760), (422, 236230220), (818, 121869380), (844, 118115110), (1055, 94492088), (1636, 60934690), (1688, 59057555), (2045, 48747752), (2110, 47246044), (3272, 30467345), (4090, 24373876), (4220, 23623022), (8180, 12186938), (8440, 11811511), (16360, 6093469), (28879, 3451960), (57758, 1725980), (86299, 1155160), (115516, 862990), (144395, 690392), (172598, 577580), (231032, 431495), (288790, 345196)]