51594920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 125813520

約数和(自身を除く): 74218600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 313, 317, 520, 626, 634, 1252, 1268, 1565, 1585, 2504, 2536, 3130, 3170, 4069, 4121, 6260, 6340, 8138, 8242, 12520, 12680, 16276, 16484, 20345, 20605, 32552, 32968, 40690, 41210, 81380, 82420, 99221, 162760, 164840, 198442, 396884, 496105, 793768, 992210, 1289873, 1984420, 2579746, 3968840, 5159492, 6449365, 10318984, 12898730, 25797460, 51594920]

約数ペア:

[(1, 51594920), (2, 25797460), (4, 12898730), (5, 10318984), (8, 6449365), (10, 5159492), (13, 3968840), (20, 2579746), (26, 1984420), (40, 1289873), (52, 992210), (65, 793768), (104, 496105), (130, 396884), (260, 198442), (313, 164840), (317, 162760), (520, 99221), (626, 82420), (634, 81380), (1252, 41210), (1268, 40690), (1565, 32968), (1585, 32552), (2504, 20605), (2536, 20345), (3130, 16484), (3170, 16276), (4069, 12680), (4121, 12520), (6260, 8242), (6340, 8138)]