201978080

素因数分解:

$2^5\times 5^1\times {\mathrm{1262363}}^1$

素因数の和:1262378

約数の個数: 24

約数和(自身を含む): 477173592

約数和(自身を除く): 275195512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1262363, 2524726, 5049452, 6311815, 10098904, 12623630, 20197808, 25247260, 40395616, 50494520, 100989040, 201978080]

約数ペア:

[(1, 201978080), (2, 100989040), (4, 50494520), (5, 40395616), (8, 25247260), (10, 20197808), (16, 12623630), (20, 10098904), (32, 6311815), (40, 5049452), (80, 2524726), (160, 1262363)]