80802765

素因数分解:

$3^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1523}}^1$

素因数の和:1671

約数の個数: 40

約数和(自身を含む): 146047968

約数和(自身を除く): 65245203

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 131, 135, 393, 405, 655, 1179, 1523, 1965, 3537, 4569, 5895, 7615, 10611, 13707, 17685, 22845, 41121, 53055, 68535, 123363, 199513, 205605, 598539, 616815, 997565, 1795617, 2992695, 5386851, 8978085, 16160553, 26934255, 80802765]

約数ペア:

[(1, 80802765), (3, 26934255), (5, 16160553), (9, 8978085), (15, 5386851), (27, 2992695), (45, 1795617), (81, 997565), (131, 616815), (135, 598539), (393, 205605), (405, 199513), (655, 123363), (1179, 68535), (1523, 53055), (1965, 41121), (3537, 22845), (4569, 17685), (5895, 13707), (7615, 10611)]