89201825

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2017}}^1$

素因数の和:2117

約数の個数: 24

約数和(自身を含む): 116357880

約数和(自身を除く): 27156055

約数列:

[1, 5, 25, 29, 61, 145, 305, 725, 1525, 1769, 2017, 8845, 10085, 44225, 50425, 58493, 123037, 292465, 615185, 1462325, 3075925, 3568073, 17840365, 89201825]

約数ペア:

[(1, 89201825), (5, 17840365), (25, 3568073), (29, 3075925), (61, 1462325), (145, 615185), (305, 292465), (725, 123037), (1525, 58493), (1769, 50425), (2017, 44225), (8845, 10085)]