2990125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1293

約数の個数: 16

約数和(自身を含む): 3931200

約数和(自身を除く): 941075

約数列:

[1, 5, 19, 25, 95, 125, 475, 1259, 2375, 6295, 23921, 31475, 119605, 157375, 598025, 2990125]

約数ペア:

[(1, 2990125), (5, 598025), (19, 157375), (25, 119605), (95, 31475), (125, 23921), (475, 6295), (1259, 2375)]