157450625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{13259}}^1$

素因数の和:13298

約数の個数: 20

約数和(自身を含む): 207121200

約数和(自身を除く): 49670575

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 11875, 13259, 66295, 251921, 331475, 1259605, 1657375, 6298025, 8286875, 31490125, 157450625]

約数ペア:

[(1, 157450625), (5, 31490125), (19, 8286875), (25, 6298025), (95, 1657375), (125, 1259605), (475, 331475), (625, 251921), (2375, 66295), (11875, 13259)]