65853320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{126641}}^1$

素因数の和:126665

約数の個数: 32

約数和(自身を含む): 159568920

約数和(自身を除く): 93715600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 126641, 253282, 506564, 633205, 1013128, 1266410, 1646333, 2532820, 3292666, 5065640, 6585332, 8231665, 13170664, 16463330, 32926660, 65853320]

約数ペア:

[(1, 65853320), (2, 32926660), (4, 16463330), (5, 13170664), (8, 8231665), (10, 6585332), (13, 5065640), (20, 3292666), (26, 2532820), (40, 1646333), (52, 1266410), (65, 1013128), (104, 633205), (130, 506564), (260, 253282), (520, 126641)]