99662480

素因数分解:

$2^4\times 5^1\times {\mathrm{1245781}}^1$

素因数の和:1245794

約数の個数: 20

約数和(自身を含む): 231715452

約数和(自身を除く): 132052972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1245781, 2491562, 4983124, 6228905, 9966248, 12457810, 19932496, 24915620, 49831240, 99662480]

約数ペア:

[(1, 99662480), (2, 49831240), (4, 24915620), (5, 19932496), (8, 12457810), (10, 9966248), (16, 6228905), (20, 4983124), (40, 2491562), (80, 1245781)]