66705500

素因数分解:

$2^2\times 5^3\times {\mathrm{89}}^1\times {\mathrm{1499}}^1$

素因数の和:1607

約数の個数: 48

約数和(自身を含む): 147420000

約数和(自身を除く): 80714500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 125, 178, 250, 356, 445, 500, 890, 1499, 1780, 2225, 2998, 4450, 5996, 7495, 8900, 11125, 14990, 22250, 29980, 37475, 44500, 74950, 133411, 149900, 187375, 266822, 374750, 533644, 667055, 749500, 1334110, 2668220, 3335275, 6670550, 13341100, 16676375, 33352750, 66705500]

約数ペア:

[(1, 66705500), (2, 33352750), (4, 16676375), (5, 13341100), (10, 6670550), (20, 3335275), (25, 2668220), (50, 1334110), (89, 749500), (100, 667055), (125, 533644), (178, 374750), (250, 266822), (356, 187375), (445, 149900), (500, 133411), (890, 74950), (1499, 44500), (1780, 37475), (2225, 29980), (2998, 22250), (4450, 14990), (5996, 11125), (7495, 8900)]