72142725

素因数分解:

$3^1\times 5^2\times {\mathrm{617}}^1\times {\mathrm{1559}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 119545920

約数和(自身を除く): 47403195

約数列:

[1, 3, 5, 15, 25, 75, 617, 1559, 1851, 3085, 4677, 7795, 9255, 15425, 23385, 38975, 46275, 116925, 961903, 2885709, 4809515, 14428545, 24047575, 72142725]

約数ペア:

[(1, 72142725), (3, 24047575), (5, 14428545), (15, 4809515), (25, 2885709), (75, 961903), (617, 116925), (1559, 46275), (1851, 38975), (3085, 23385), (4677, 15425), (7795, 9255)]