77880710

素因数分解:

$2^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{20549}}^1$

素因数の和:20935

約数の個数: 16

約数和(自身を含む): 140562000

約数和(自身を除く): 62681290

約数列:

[1, 2, 5, 10, 379, 758, 1895, 3790, 20549, 41098, 102745, 205490, 7788071, 15576142, 38940355, 77880710]

約数ペア:

[(1, 77880710), (2, 38940355), (5, 15576142), (10, 7788071), (379, 205490), (758, 102745), (1895, 41098), (3790, 20549)]