161890375

素因数分解:

$5^3\times {\mathrm{101}}^1\times {\mathrm{12823}}^1$

素因数の和:12939

約数の個数: 16

約数和(自身を含む): 204055488

約数和(自身を除く): 42165113

約数列:

[1, 5, 25, 101, 125, 505, 2525, 12625, 12823, 64115, 320575, 1295123, 1602875, 6475615, 32378075, 161890375]

約数ペア:

[(1, 161890375), (5, 32378075), (25, 6475615), (101, 1602875), (125, 1295123), (505, 320575), (2525, 64115), (12625, 12823)]