100416640

素因数分解:

$2^7\times 5^1\times {\mathrm{156901}}^1$

素因数の和:156920

約数の個数: 32

約数和(自身を含む): 240060060

約数和(自身を除く): 139643420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 156901, 313802, 627604, 784505, 1255208, 1569010, 2510416, 3138020, 5020832, 6276040, 10041664, 12552080, 20083328, 25104160, 50208320, 100416640]

約数ペア:

[(1, 100416640), (2, 50208320), (4, 25104160), (5, 20083328), (8, 12552080), (10, 10041664), (16, 6276040), (20, 5020832), (32, 3138020), (40, 2510416), (64, 1569010), (80, 1255208), (128, 784505), (160, 627604), (320, 313802), (640, 156901)]