71112400

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1436

約数の個数: 60

約数和(自身を含む): 172211200

約数和(自身を除く): 101098800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 400, 556, 695, 1112, 1279, 1390, 2224, 2558, 2780, 3475, 5116, 5560, 6395, 6950, 10232, 11120, 12790, 13900, 20464, 25580, 27800, 31975, 51160, 55600, 63950, 102320, 127900, 177781, 255800, 355562, 511600, 711124, 888905, 1422248, 1777810, 2844496, 3555620, 4444525, 7111240, 8889050, 14222480, 17778100, 35556200, 71112400]

約数ペア:

[(1, 71112400), (2, 35556200), (4, 17778100), (5, 14222480), (8, 8889050), (10, 7111240), (16, 4444525), (20, 3555620), (25, 2844496), (40, 1777810), (50, 1422248), (80, 888905), (100, 711124), (139, 511600), (200, 355562), (278, 255800), (400, 177781), (556, 127900), (695, 102320), (1112, 63950), (1279, 55600), (1390, 51160), (2224, 31975), (2558, 27800), (2780, 25580), (3475, 20464), (5116, 13900), (5560, 12790), (6395, 11120), (6950, 10232)]