51205480

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6067}}^1$

素因数の和:6289

約数の個数: 32

約数和(自身を含む): 115777440

約数和(自身を除く): 64571960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 844, 1055, 1688, 2110, 4220, 6067, 8440, 12134, 24268, 30335, 48536, 60670, 121340, 242680, 1280137, 2560274, 5120548, 6400685, 10241096, 12801370, 25602740, 51205480]

約数ペア:

[(1, 51205480), (2, 25602740), (4, 12801370), (5, 10241096), (8, 6400685), (10, 5120548), (20, 2560274), (40, 1280137), (211, 242680), (422, 121340), (844, 60670), (1055, 48536), (1688, 30335), (2110, 24268), (4220, 12134), (6067, 8440)]