142848125

素因数分解:

$5^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:447

約数の個数: 40

約数和(自身を含む): 206633856

約数和(自身を除く): 63785731

約数列:

[1, 5, 7, 25, 35, 103, 125, 175, 317, 515, 625, 721, 875, 1585, 2219, 2575, 3605, 4375, 7925, 11095, 12875, 18025, 32651, 39625, 55475, 64375, 90125, 163255, 198125, 228557, 277375, 450625, 816275, 1142785, 1386875, 4081375, 5713925, 20406875, 28569625, 142848125]

約数ペア:

[(1, 142848125), (5, 28569625), (7, 20406875), (25, 5713925), (35, 4081375), (103, 1386875), (125, 1142785), (175, 816275), (317, 450625), (515, 277375), (625, 228557), (721, 198125), (875, 163255), (1585, 90125), (2219, 64375), (2575, 55475), (3605, 39625), (4375, 32651), (7925, 18025), (11095, 12875)]