79991425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5807}}^1$

素因数の和:5865

約数の個数: 24

約数和(自身を含む): 108028800

約数和(自身を除く): 28037375

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 5807, 13775, 29035, 110333, 145175, 168403, 551665, 842015, 2758325, 3199657, 4210075, 15998285, 79991425]

約数ペア:

[(1, 79991425), (5, 15998285), (19, 4210075), (25, 3199657), (29, 2758325), (95, 842015), (145, 551665), (475, 168403), (551, 145175), (725, 110333), (2755, 29035), (5807, 13775)]