1624375

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:156

約数の個数: 20

約数和(自身を含む): 2136816

約数和(自身を除く): 512441

約数列:

[1, 5, 23, 25, 113, 115, 125, 565, 575, 625, 2599, 2825, 2875, 12995, 14125, 14375, 64975, 70625, 324875, 1624375]

約数ペア:

[(1, 1624375), (5, 324875), (23, 70625), (25, 64975), (113, 14375), (115, 14125), (125, 12995), (565, 2875), (575, 2825), (625, 2599)]