80578746

素因数分解:

$2^1\times 3^3\times {\mathrm{277}}^1\times {\mathrm{5387}}^1$

素因数の和:5675

約数の個数: 32

約数和(自身を含む): 179743680

約数和(自身を除く): 99164934

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 277, 554, 831, 1662, 2493, 4986, 5387, 7479, 10774, 14958, 16161, 32322, 48483, 96966, 145449, 290898, 1492199, 2984398, 4476597, 8953194, 13429791, 26859582, 40289373, 80578746]

約数ペア:

[(1, 80578746), (2, 40289373), (3, 26859582), (6, 13429791), (9, 8953194), (18, 4476597), (27, 2984398), (54, 1492199), (277, 290898), (554, 145449), (831, 96966), (1662, 48483), (2493, 32322), (4986, 16161), (5387, 14958), (7479, 10774)]