70251080

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{2657}}^1$

素因数の和:3329

約数の個数: 32

約数和(自身を含む): 158363640

約数和(自身を除く): 88112560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 2657, 3305, 5288, 5314, 6610, 10628, 13220, 13285, 21256, 26440, 26570, 53140, 106280, 1756277, 3512554, 7025108, 8781385, 14050216, 17562770, 35125540, 70251080]

約数ペア:

[(1, 70251080), (2, 35125540), (4, 17562770), (5, 14050216), (8, 8781385), (10, 7025108), (20, 3512554), (40, 1756277), (661, 106280), (1322, 53140), (2644, 26570), (2657, 26440), (3305, 21256), (5288, 13285), (5314, 13220), (6610, 10628)]