90308590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{3181}}^1$

素因数の和:3372

約数の個数: 32

約数和(自身を含む): 173202624

約数和(自身を除く): 82894034

約数列:

[1, 2, 5, 10, 17, 34, 85, 167, 170, 334, 835, 1670, 2839, 3181, 5678, 6362, 14195, 15905, 28390, 31810, 54077, 108154, 270385, 531227, 540770, 1062454, 2656135, 5312270, 9030859, 18061718, 45154295, 90308590]

約数ペア:

[(1, 90308590), (2, 45154295), (5, 18061718), (10, 9030859), (17, 5312270), (34, 2656135), (85, 1062454), (167, 540770), (170, 531227), (334, 270385), (835, 108154), (1670, 54077), (2839, 31810), (3181, 28390), (5678, 15905), (6362, 14195)]