64912850

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{11489}}^1$

素因数の和:11614

約数の個数: 24

約数和(自身を含む): 121816980

約数和(自身を除く): 56904130

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 565, 1130, 2825, 5650, 11489, 22978, 57445, 114890, 287225, 574450, 1298257, 2596514, 6491285, 12982570, 32456425, 64912850]

約数ペア:

[(1, 64912850), (2, 32456425), (5, 12982570), (10, 6491285), (25, 2596514), (50, 1298257), (113, 574450), (226, 287225), (565, 114890), (1130, 57445), (2825, 22978), (5650, 11489)]