31004375

素因数分解:

$5^4\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:572

約数の個数: 20

約数和(自身を含む): 39174960

約数和(自身を除く): 8170585

約数列:

[1, 5, 25, 113, 125, 439, 565, 625, 2195, 2825, 10975, 14125, 49607, 54875, 70625, 248035, 274375, 1240175, 6200875, 31004375]

約数ペア:

[(1, 31004375), (5, 6200875), (25, 1240175), (113, 274375), (125, 248035), (439, 70625), (565, 54875), (625, 49607), (2195, 14125), (2825, 10975)]