80815018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{51871}}^1$

素因数の和:51933

約数の個数: 16

約数和(自身を含む): 130717440

約数和(自身を除く): 49902422

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 51871, 103742, 985549, 1971098, 2126711, 4253422, 40407509, 80815018]

約数ペア:

[(1, 80815018), (2, 40407509), (19, 4253422), (38, 2126711), (41, 1971098), (82, 985549), (779, 103742), (1558, 51871)]