25178530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11393}}^1$

素因数の和:11430

約数の個数: 32

約数和(自身を含む): 51683184

約数和(自身を除く): 26504654

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 11393, 22786, 56965, 113930, 148109, 193681, 296218, 387362, 740545, 968405, 1481090, 1936810, 2517853, 5035706, 12589265, 25178530]

約数ペア:

[(1, 25178530), (2, 12589265), (5, 5035706), (10, 2517853), (13, 1936810), (17, 1481090), (26, 968405), (34, 740545), (65, 387362), (85, 296218), (130, 193681), (170, 148109), (221, 113930), (442, 56965), (1105, 22786), (2210, 11393)]