165487040

素因数分解:

$2^6\times 5^1\times {\mathrm{587}}^1\times {\mathrm{881}}^1$

素因数の和:1485

約数の個数: 56

約数和(自身を含む): 395185392

約数和(自身を除く): 229698352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 587, 881, 1174, 1762, 2348, 2935, 3524, 4405, 4696, 5870, 7048, 8810, 9392, 11740, 14096, 17620, 18784, 23480, 28192, 35240, 37568, 46960, 56384, 70480, 93920, 140960, 187840, 281920, 517147, 1034294, 2068588, 2585735, 4137176, 5171470, 8274352, 10342940, 16548704, 20685880, 33097408, 41371760, 82743520, 165487040]

約数ペア:

[(1, 165487040), (2, 82743520), (4, 41371760), (5, 33097408), (8, 20685880), (10, 16548704), (16, 10342940), (20, 8274352), (32, 5171470), (40, 4137176), (64, 2585735), (80, 2068588), (160, 1034294), (320, 517147), (587, 281920), (881, 187840), (1174, 140960), (1762, 93920), (2348, 70480), (2935, 56384), (3524, 46960), (4405, 37568), (4696, 35240), (5870, 28192), (7048, 23480), (8810, 18784), (9392, 17620), (11740, 14096)]