674126560

素因数分解:

$2^5\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{2129}}^1$

素因数の和:4123

約数の個数: 48

約数和(自身を含む): 1594177200

約数和(自身を除く): 920050640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1979, 2129, 3958, 4258, 7916, 8516, 9895, 10645, 15832, 17032, 19790, 21290, 31664, 34064, 39580, 42580, 63328, 68128, 79160, 85160, 158320, 170320, 316640, 340640, 4213291, 8426582, 16853164, 21066455, 33706328, 42132910, 67412656, 84265820, 134825312, 168531640, 337063280, 674126560]

約数ペア:

[(1, 674126560), (2, 337063280), (4, 168531640), (5, 134825312), (8, 84265820), (10, 67412656), (16, 42132910), (20, 33706328), (32, 21066455), (40, 16853164), (80, 8426582), (160, 4213291), (1979, 340640), (2129, 316640), (3958, 170320), (4258, 158320), (7916, 85160), (8516, 79160), (9895, 68128), (10645, 63328), (15832, 42580), (17032, 39580), (19790, 34064), (21290, 31664)]