80990644

素因数分解:

$2^2\times 7^1\times {\mathrm{853}}^1\times {\mathrm{3391}}^1$

素因数の和:4255

約数の個数: 24

約数和(自身を含む): 162219008

約数和(自身を除く): 81228364

約数列:

[1, 2, 4, 7, 14, 28, 853, 1706, 3391, 3412, 5971, 6782, 11942, 13564, 23737, 23884, 47474, 94948, 2892523, 5785046, 11570092, 20247661, 40495322, 80990644]

約数ペア:

[(1, 80990644), (2, 40495322), (4, 20247661), (7, 11570092), (14, 5785046), (28, 2892523), (853, 94948), (1706, 47474), (3391, 23884), (3412, 23737), (5971, 13564), (6782, 11942)]