201053320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{386641}}^1$

素因数の和:386665

約数の個数: 32

約数和(自身を含む): 487168920

約数和(自身を除く): 286115600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 386641, 773282, 1546564, 1933205, 3093128, 3866410, 5026333, 7732820, 10052666, 15465640, 20105332, 25131665, 40210664, 50263330, 100526660, 201053320]

約数ペア:

[(1, 201053320), (2, 100526660), (4, 50263330), (5, 40210664), (8, 25131665), (10, 20105332), (13, 15465640), (20, 10052666), (26, 7732820), (40, 5026333), (52, 3866410), (65, 3093128), (104, 1933205), (130, 1546564), (260, 773282), (520, 386641)]