161124740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{164413}}^1$

素因数の和:164436

約数の個数: 36

約数和(自身を含む): 393607116

約数和(自身を除く): 232482376

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 164413, 328826, 657652, 822065, 1150891, 1644130, 2301782, 3288260, 4603564, 5754455, 8056237, 11508910, 16112474, 23017820, 32224948, 40281185, 80562370, 161124740]

約数ペア:

[(1, 161124740), (2, 80562370), (4, 40281185), (5, 32224948), (7, 23017820), (10, 16112474), (14, 11508910), (20, 8056237), (28, 5754455), (35, 4603564), (49, 3288260), (70, 2301782), (98, 1644130), (140, 1150891), (196, 822065), (245, 657652), (490, 328826), (980, 164413)]