64713100

素因数分解:

$2^2\times 5^2\times {\mathrm{647131}}^1$

素因数の和:647145

約数の個数: 18

約数和(自身を含む): 140427644

約数和(自身を除く): 75714544

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 647131, 1294262, 2588524, 3235655, 6471310, 12942620, 16178275, 32356550, 64713100]

約数ペア:

[(1, 64713100), (2, 32356550), (4, 16178275), (5, 12942620), (10, 6471310), (20, 3235655), (25, 2588524), (50, 1294262), (100, 647131)]