90777025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1279}}^1$

素因数の和:1473

約数の個数: 24

約数和(自身を含む): 119992320

約数和(自身を除く): 29215295

約数列:

[1, 5, 17, 25, 85, 167, 425, 835, 1279, 2839, 4175, 6395, 14195, 21743, 31975, 70975, 108715, 213593, 543575, 1067965, 3631081, 5339825, 18155405, 90777025]

約数ペア:

[(1, 90777025), (5, 18155405), (17, 5339825), (25, 3631081), (85, 1067965), (167, 543575), (425, 213593), (835, 108715), (1279, 70975), (2839, 31975), (4175, 21743), (6395, 14195)]