12121250

素因数分解:

$2^1\times 5^4\times {\mathrm{9697}}^1$

素因数の和:9719

約数の個数: 20

約数和(自身を含む): 22722414

約数和(自身を除く): 10601164

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 9697, 19394, 48485, 96970, 242425, 484850, 1212125, 2424250, 6060625, 12121250]

約数ペア:

[(1, 12121250), (2, 6060625), (5, 2424250), (10, 1212125), (25, 484850), (50, 242425), (125, 96970), (250, 48485), (625, 19394), (1250, 9697)]