78953125

素因数分解:

$5^6\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:224

約数の個数: 28

約数和(自身を含む): 102498688

約数和(自身を除く): 23545563

約数列:

[1, 5, 25, 31, 125, 155, 163, 625, 775, 815, 3125, 3875, 4075, 5053, 15625, 19375, 20375, 25265, 96875, 101875, 126325, 484375, 509375, 631625, 2546875, 3158125, 15790625, 78953125]

約数ペア:

[(1, 78953125), (5, 15790625), (25, 3158125), (31, 2546875), (125, 631625), (155, 509375), (163, 484375), (625, 126325), (775, 101875), (815, 96875), (3125, 25265), (3875, 20375), (4075, 19375), (5053, 15625)]