79982876

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 142380000

約数和(自身を除く): 62397124

約数列:

[1, 2, 4, 89, 178, 199, 356, 398, 796, 1129, 2258, 4516, 17711, 35422, 70844, 100481, 200962, 224671, 401924, 449342, 898684, 19995719, 39991438, 79982876]

約数ペア:

[(1, 79982876), (2, 39991438), (4, 19995719), (89, 898684), (178, 449342), (199, 401924), (356, 224671), (398, 200962), (796, 100481), (1129, 70844), (2258, 35422), (4516, 17711)]