40406600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15541}}^1$

素因数の和:15570

約数の個数: 48

約数和(自身を含む): 101178420

約数和(自身を除く): 60771820

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15541, 31082, 62164, 77705, 124328, 155410, 202033, 310820, 388525, 404066, 621640, 777050, 808132, 1010165, 1554100, 1616264, 2020330, 3108200, 4040660, 5050825, 8081320, 10101650, 20203300, 40406600]

約数ペア:

[(1, 40406600), (2, 20203300), (4, 10101650), (5, 8081320), (8, 5050825), (10, 4040660), (13, 3108200), (20, 2020330), (25, 1616264), (26, 1554100), (40, 1010165), (50, 808132), (52, 777050), (65, 621640), (100, 404066), (104, 388525), (130, 310820), (200, 202033), (260, 155410), (325, 124328), (520, 77705), (650, 62164), (1300, 31082), (2600, 15541)]