187850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:59

約数の個数: 36

約数和(自身を含む): 399714

約数和(自身を除く): 211864

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 289, 325, 425, 442, 578, 650, 850, 1105, 1445, 2210, 2890, 3757, 5525, 7225, 7514, 11050, 14450, 18785, 37570, 93925, 187850]

約数ペア:

[(1, 187850), (2, 93925), (5, 37570), (10, 18785), (13, 14450), (17, 11050), (25, 7514), (26, 7225), (34, 5525), (50, 3757), (65, 2890), (85, 2210), (130, 1445), (170, 1105), (221, 850), (289, 650), (325, 578), (425, 442)]