63960100

素因数分解:

$2^2\times 5^2\times {\mathrm{639601}}^1$

素因数の和:639615

約数の個数: 18

約数和(自身を含む): 138793634

約数和(自身を除く): 74833534

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 639601, 1279202, 2558404, 3198005, 6396010, 12792020, 15990025, 31980050, 63960100]

約数ペア:

[(1, 63960100), (2, 31980050), (4, 15990025), (5, 12792020), (10, 6396010), (20, 3198005), (25, 2558404), (50, 1279202), (100, 639601)]