157021660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2791}}^1$

素因数の和:2926

約数の個数: 48

約数和(自身を含む): 344756160

約数和(自身を除く): 187734500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 97, 116, 145, 194, 290, 388, 485, 580, 970, 1940, 2791, 2813, 5582, 5626, 11164, 11252, 13955, 14065, 27910, 28130, 55820, 56260, 80939, 161878, 270727, 323756, 404695, 541454, 809390, 1082908, 1353635, 1618780, 2707270, 5414540, 7851083, 15702166, 31404332, 39255415, 78510830, 157021660]

約数ペア:

[(1, 157021660), (2, 78510830), (4, 39255415), (5, 31404332), (10, 15702166), (20, 7851083), (29, 5414540), (58, 2707270), (97, 1618780), (116, 1353635), (145, 1082908), (194, 809390), (290, 541454), (388, 404695), (485, 323756), (580, 270727), (970, 161878), (1940, 80939), (2791, 56260), (2813, 55820), (5582, 28130), (5626, 27910), (11164, 14065), (11252, 13955)]