64105550

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{31271}}^1$

素因数の和:31324

約数の個数: 24

約数和(自身を含む): 122148432

約数和(自身を除く): 58042882

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 31271, 62542, 156355, 312710, 781775, 1282111, 1563550, 2564222, 6410555, 12821110, 32052775, 64105550]

約数ペア:

[(1, 64105550), (2, 32052775), (5, 12821110), (10, 6410555), (25, 2564222), (41, 1563550), (50, 1282111), (82, 781775), (205, 312710), (410, 156355), (1025, 62542), (2050, 31271)]