100784180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{102841}}^1$

素因数の和:102864

約数の個数: 36

約数和(自身を含む): 246203748

約数和(自身を除く): 145419568

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 102841, 205682, 411364, 514205, 719887, 1028410, 1439774, 2056820, 2879548, 3599435, 5039209, 7198870, 10078418, 14397740, 20156836, 25196045, 50392090, 100784180]

約数ペア:

[(1, 100784180), (2, 50392090), (4, 25196045), (5, 20156836), (7, 14397740), (10, 10078418), (14, 7198870), (20, 5039209), (28, 3599435), (35, 2879548), (49, 2056820), (70, 1439774), (98, 1028410), (140, 719887), (196, 514205), (245, 411364), (490, 205682), (980, 102841)]