85395178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 142560000

約数和(自身を除く): 57164822

約数列:

[1, 2, 11, 22, 109, 149, 218, 239, 298, 478, 1199, 1639, 2398, 2629, 3278, 5258, 16241, 26051, 32482, 35611, 52102, 71222, 178651, 286561, 357302, 391721, 573122, 783442, 3881599, 7763198, 42697589, 85395178]

約数ペア:

[(1, 85395178), (2, 42697589), (11, 7763198), (22, 3881599), (109, 783442), (149, 573122), (218, 391721), (239, 357302), (298, 286561), (478, 178651), (1199, 71222), (1639, 52102), (2398, 35611), (2629, 32482), (3278, 26051), (5258, 16241)]