724842625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2671}}^1$

素因数の和:2866

約数の個数: 32

約数和(自身を含む): 980388864

約数和(自身を除く): 255546239

約数列:

[1, 5, 13, 25, 65, 125, 167, 325, 835, 1625, 2171, 2671, 4175, 10855, 13355, 20875, 34723, 54275, 66775, 173615, 271375, 333875, 446057, 868075, 2230285, 4340375, 5798741, 11151425, 28993705, 55757125, 144968525, 724842625]

約数ペア:

[(1, 724842625), (5, 144968525), (13, 55757125), (25, 28993705), (65, 11151425), (125, 5798741), (167, 4340375), (325, 2230285), (835, 868075), (1625, 446057), (2171, 333875), (2671, 271375), (4175, 173615), (10855, 66775), (13355, 54275), (20875, 34723)]