90572920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{27281}}^1$

素因数の和:27375

約数の個数: 32

約数和(自身を含む): 206251920

約数和(自身を除く): 115679000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 27281, 54562, 109124, 136405, 218248, 272810, 545620, 1091240, 2264323, 4528646, 9057292, 11321615, 18114584, 22643230, 45286460, 90572920]

約数ペア:

[(1, 90572920), (2, 45286460), (4, 22643230), (5, 18114584), (8, 11321615), (10, 9057292), (20, 4528646), (40, 2264323), (83, 1091240), (166, 545620), (332, 272810), (415, 218248), (664, 136405), (830, 109124), (1660, 54562), (3320, 27281)]