80153960

素因数分解:

$2^3\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{1723}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 180606240

約数和(自身を除く): 100452280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1163, 1723, 2326, 3446, 4652, 5815, 6892, 8615, 9304, 11630, 13784, 17230, 23260, 34460, 46520, 68920, 2003849, 4007698, 8015396, 10019245, 16030792, 20038490, 40076980, 80153960]

約数ペア:

[(1, 80153960), (2, 40076980), (4, 20038490), (5, 16030792), (8, 10019245), (10, 8015396), (20, 4007698), (40, 2003849), (1163, 68920), (1723, 46520), (2326, 34460), (3446, 23260), (4652, 17230), (5815, 13784), (6892, 11630), (8615, 9304)]