488762800

素因数分解:

$2^4\times 5^2\times {\mathrm{1221907}}^1$

素因数の和:1221925

約数の個数: 30

約数和(自身を含む): 1174253588

約数和(自身を除く): 685490788

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 1221907, 2443814, 4887628, 6109535, 9775256, 12219070, 19550512, 24438140, 30547675, 48876280, 61095350, 97752560, 122190700, 244381400, 488762800]

約数ペア:

[(1, 488762800), (2, 244381400), (4, 122190700), (5, 97752560), (8, 61095350), (10, 48876280), (16, 30547675), (20, 24438140), (25, 19550512), (40, 12219070), (50, 9775256), (80, 6109535), (100, 4887628), (200, 2443814), (400, 1221907)]