20127875

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{7001}}^1$

素因数の和:7039

約数の個数: 16

約数和(自身を含む): 26215488

約数和(自身を除く): 6087613

約数列:

[1, 5, 23, 25, 115, 125, 575, 2875, 7001, 35005, 161023, 175025, 805115, 875125, 4025575, 20127875]

約数ペア:

[(1, 20127875), (5, 4025575), (23, 875125), (25, 805115), (115, 175025), (125, 161023), (575, 35005), (2875, 7001)]