289807550

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{73369}}^1$

素因数の和:73460

約数の個数: 24

約数和(自身を含む): 545872800

約数和(自身を除く): 256065250

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 73369, 146738, 366845, 733690, 1834225, 3668450, 5796151, 11592302, 28980755, 57961510, 144903775, 289807550]

約数ペア:

[(1, 289807550), (2, 144903775), (5, 57961510), (10, 28980755), (25, 11592302), (50, 5796151), (79, 3668450), (158, 1834225), (395, 733690), (790, 366845), (1975, 146738), (3950, 73369)]