7611875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 20

約数和(自身を含む): 10028040

約数和(自身を除く): 2416165

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 641, 2375, 3205, 11875, 12179, 16025, 60895, 80125, 304475, 400625, 1522375, 7611875]

約数ペア:

[(1, 7611875), (5, 1522375), (19, 400625), (25, 304475), (95, 80125), (125, 60895), (475, 16025), (625, 12179), (641, 11875), (2375, 3205)]