8640650

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2833}}^1$

素因数の和:2906

約数の個数: 24

約数和(自身を含む): 16340844

約数和(自身を除く): 7700194

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 1525, 2833, 3050, 5666, 14165, 28330, 70825, 141650, 172813, 345626, 864065, 1728130, 4320325, 8640650]

約数ペア:

[(1, 8640650), (2, 4320325), (5, 1728130), (10, 864065), (25, 345626), (50, 172813), (61, 141650), (122, 70825), (305, 28330), (610, 14165), (1525, 5666), (2833, 3050)]