509953040

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{63113}}^1$

素因数の和:63227

約数の個数: 40

約数和(自身を含む): 1197398808

約数和(自身を除く): 687445768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 63113, 126226, 252452, 315565, 504904, 631130, 1009808, 1262260, 2524520, 5049040, 6374413, 12748826, 25497652, 31872065, 50995304, 63744130, 101990608, 127488260, 254976520, 509953040]

約数ペア:

[(1, 509953040), (2, 254976520), (4, 127488260), (5, 101990608), (8, 63744130), (10, 50995304), (16, 31872065), (20, 25497652), (40, 12748826), (80, 6374413), (101, 5049040), (202, 2524520), (404, 1262260), (505, 1009808), (808, 631130), (1010, 504904), (1616, 315565), (2020, 252452), (4040, 126226), (8080, 63113)]