80790418

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{4951}}^1$

素因数の和:5193

約数の個数: 16

約数和(自身を含む): 124790400

約数和(自身を除く): 43999982

約数列:

[1, 2, 41, 82, 199, 398, 4951, 8159, 9902, 16318, 202991, 405982, 985249, 1970498, 40395209, 80790418]

約数ペア:

[(1, 80790418), (2, 40395209), (41, 1970498), (82, 985249), (199, 405982), (398, 202991), (4951, 16318), (8159, 9902)]