165989740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{2267}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 399313152

約数和(自身を除く): 233323412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2092, 2267, 2615, 3661, 4534, 5230, 7322, 9068, 10460, 11335, 14644, 15869, 18305, 22670, 31738, 36610, 45340, 63476, 73220, 79345, 158690, 317380, 1185641, 2371282, 4742564, 5928205, 8299487, 11856410, 16598974, 23712820, 33197948, 41497435, 82994870, 165989740]

約数ペア:

[(1, 165989740), (2, 82994870), (4, 41497435), (5, 33197948), (7, 23712820), (10, 16598974), (14, 11856410), (20, 8299487), (28, 5928205), (35, 4742564), (70, 2371282), (140, 1185641), (523, 317380), (1046, 158690), (2092, 79345), (2267, 73220), (2615, 63476), (3661, 45340), (4534, 36610), (5230, 31738), (7322, 22670), (9068, 18305), (10460, 15869), (11335, 14644)]