81696516050

素因数分解:

$2^1\times 5^2\times {\mathrm{1633930321}}^1$

素因数の和:1633930333

約数の個数: 12

約数和(自身を含む): 151955519946

約数和(自身を除く): 70259003896

約数列:

[1, 2, 5, 10, 25, 50, 1633930321, 3267860642, 8169651605, 16339303210, 40848258025, 81696516050]

約数ペア:

[(1, 81696516050), (2, 40848258025), (5, 16339303210), (10, 8169651605), (25, 3267860642), (50, 1633930321)]