81250426660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2543}}^1\times {\mathrm{122887}}^1$

素因数の和:125452

約数の個数: 48

約数和(自身を含む): 183824718336

約数和(自身を除く): 102574291676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2543, 5086, 10172, 12715, 25430, 33059, 50860, 66118, 122887, 132236, 165295, 245774, 330590, 491548, 614435, 661180, 1228870, 1597531, 2457740, 3195062, 6390124, 7987655, 15975310, 31950620, 312501641, 625003282, 1250006564, 1562508205, 3125016410, 4062521333, 6250032820, 8125042666, 16250085332, 20312606665, 40625213330, 81250426660]

約数ペア:

[(1, 81250426660), (2, 40625213330), (4, 20312606665), (5, 16250085332), (10, 8125042666), (13, 6250032820), (20, 4062521333), (26, 3125016410), (52, 1562508205), (65, 1250006564), (130, 625003282), (260, 312501641), (2543, 31950620), (5086, 15975310), (10172, 7987655), (12715, 6390124), (25430, 3195062), (33059, 2457740), (50860, 1597531), (66118, 1228870), (122887, 661180), (132236, 614435), (165295, 491548), (245774, 330590)]