57533320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{110641}}^1$

素因数の和:110665

約数の個数: 32

約数和(自身を含む): 139408920

約数和(自身を除く): 81875600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 110641, 221282, 442564, 553205, 885128, 1106410, 1438333, 2212820, 2876666, 4425640, 5753332, 7191665, 11506664, 14383330, 28766660, 57533320]

約数ペア:

[(1, 57533320), (2, 28766660), (4, 14383330), (5, 11506664), (8, 7191665), (10, 5753332), (13, 4425640), (20, 2876666), (26, 2212820), (40, 1438333), (52, 1106410), (65, 885128), (104, 553205), (130, 442564), (260, 221282), (520, 110641)]