657070180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2527193}}^1$

素因数の和:2527215

約数の個数: 24

約数和(自身を含む): 1485990072

約数和(自身を除く): 828919892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2527193, 5054386, 10108772, 12635965, 25271930, 32853509, 50543860, 65707018, 131414036, 164267545, 328535090, 657070180]

約数ペア:

[(1, 657070180), (2, 328535090), (4, 164267545), (5, 131414036), (10, 65707018), (13, 50543860), (20, 32853509), (26, 25271930), (52, 12635965), (65, 10108772), (130, 5054386), (260, 2527193)]