142564640

素因数分解:

$2^5\times 5^1\times {\mathrm{379}}^1\times {\mathrm{2351}}^1$

素因数の和:2745

約数の個数: 48

約数和(自身を含む): 337841280

約数和(自身を除く): 195276640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 379, 758, 1516, 1895, 2351, 3032, 3790, 4702, 6064, 7580, 9404, 11755, 12128, 15160, 18808, 23510, 30320, 37616, 47020, 60640, 75232, 94040, 188080, 376160, 891029, 1782058, 3564116, 4455145, 7128232, 8910290, 14256464, 17820580, 28512928, 35641160, 71282320, 142564640]

約数ペア:

[(1, 142564640), (2, 71282320), (4, 35641160), (5, 28512928), (8, 17820580), (10, 14256464), (16, 8910290), (20, 7128232), (32, 4455145), (40, 3564116), (80, 1782058), (160, 891029), (379, 376160), (758, 188080), (1516, 94040), (1895, 75232), (2351, 60640), (3032, 47020), (3790, 37616), (4702, 30320), (6064, 23510), (7580, 18808), (9404, 15160), (11755, 12128)]