80865748

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{17443}}^1$

素因数の和:17527

約数の個数: 24

約数和(自身を含む): 151413920

約数和(自身を除く): 70548172

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 17443, 34886, 69772, 331417, 662834, 1064023, 1325668, 2128046, 4256092, 20216437, 40432874, 80865748]

約数ペア:

[(1, 80865748), (2, 40432874), (4, 20216437), (19, 4256092), (38, 2128046), (61, 1325668), (76, 1064023), (122, 662834), (244, 331417), (1159, 69772), (2318, 34886), (4636, 17443)]