253440100

素因数分解:

$2^2\times 5^2\times {\mathrm{2534401}}^1$

素因数の和:2534415

約数の個数: 18

約数和(自身を含む): 549965234

約数和(自身を除く): 296525134

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2534401, 5068802, 10137604, 12672005, 25344010, 50688020, 63360025, 126720050, 253440100]

約数ペア:

[(1, 253440100), (2, 126720050), (4, 63360025), (5, 50688020), (10, 25344010), (20, 12672005), (25, 10137604), (50, 5068802), (100, 2534401)]