78973025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{166259}}^1$

素因数の和:166288

約数の個数: 12

約数和(自身を含む): 103081200

約数和(自身を除く): 24108175

約数列:

[1, 5, 19, 25, 95, 475, 166259, 831295, 3158921, 4156475, 15794605, 78973025]

約数ペア:

[(1, 78973025), (5, 15794605), (19, 4156475), (25, 3158921), (95, 831295), (475, 166259)]