85875140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{330289}}^1$

素因数の和:330311

約数の個数: 24

約数和(自身を含む): 194210520

約数和(自身を除く): 108335380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 330289, 660578, 1321156, 1651445, 3302890, 4293757, 6605780, 8587514, 17175028, 21468785, 42937570, 85875140]

約数ペア:

[(1, 85875140), (2, 42937570), (4, 21468785), (5, 17175028), (10, 8587514), (13, 6605780), (20, 4293757), (26, 3302890), (52, 1651445), (65, 1321156), (130, 660578), (260, 330289)]