80796568

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{787}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 155882160

約数和(自身を除く): 75085592

約数列:

[1, 2, 4, 8, 41, 82, 164, 313, 328, 626, 787, 1252, 1574, 2504, 3148, 6296, 12833, 25666, 32267, 51332, 64534, 102664, 129068, 246331, 258136, 492662, 985324, 1970648, 10099571, 20199142, 40398284, 80796568]

約数ペア:

[(1, 80796568), (2, 40398284), (4, 20199142), (8, 10099571), (41, 1970648), (82, 985324), (164, 492662), (313, 258136), (328, 246331), (626, 129068), (787, 102664), (1252, 64534), (1574, 51332), (2504, 32267), (3148, 25666), (6296, 12833)]