804900100

素因数分解:

$2^2\times 5^2\times {\mathrm{8049001}}^1$

素因数の和:8049015

約数の個数: 18

約数和(自身を含む): 1746633434

約数和(自身を除く): 941733334

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 8049001, 16098002, 32196004, 40245005, 80490010, 160980020, 201225025, 402450050, 804900100]

約数ペア:

[(1, 804900100), (2, 402450050), (4, 201225025), (5, 160980020), (10, 80490010), (20, 40245005), (25, 32196004), (50, 16098002), (100, 8049001)]