85566420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{475369}}^1$

素因数の和:475384

約数の個数: 36

約数和(自身を含む): 259552020

約数和(自身を除く): 173985600

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 475369, 950738, 1426107, 1901476, 2376845, 2852214, 4278321, 4753690, 5704428, 7130535, 8556642, 9507380, 14261070, 17113284, 21391605, 28522140, 42783210, 85566420]

約数ペア:

[(1, 85566420), (2, 42783210), (3, 28522140), (4, 21391605), (5, 17113284), (6, 14261070), (9, 9507380), (10, 8556642), (12, 7130535), (15, 5704428), (18, 4753690), (20, 4278321), (30, 2852214), (36, 2376845), (45, 1901476), (60, 1426107), (90, 950738), (180, 475369)]