78801875

素因数分解:

$5^4\times {\mathrm{59}}^1\times {\mathrm{2137}}^1$

素因数の和:2216

約数の個数: 20

約数和(自身を含む): 100186680

約数和(自身を除く): 21384805

約数列:

[1, 5, 25, 59, 125, 295, 625, 1475, 2137, 7375, 10685, 36875, 53425, 126083, 267125, 630415, 1335625, 3152075, 15760375, 78801875]

約数ペア:

[(1, 78801875), (5, 15760375), (25, 3152075), (59, 1335625), (125, 630415), (295, 267125), (625, 126083), (1475, 53425), (2137, 36875), (7375, 10685)]