55332400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3217}}^1$

素因数の和:3278

約数の個数: 60

約数和(自身を含む): 136069912

約数和(自身を除く): 80737512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 172, 200, 215, 344, 400, 430, 688, 860, 1075, 1720, 2150, 3217, 3440, 4300, 6434, 8600, 12868, 16085, 17200, 25736, 32170, 51472, 64340, 80425, 128680, 138331, 160850, 257360, 276662, 321700, 553324, 643400, 691655, 1106648, 1286800, 1383310, 2213296, 2766620, 3458275, 5533240, 6916550, 11066480, 13833100, 27666200, 55332400]

約数ペア:

[(1, 55332400), (2, 27666200), (4, 13833100), (5, 11066480), (8, 6916550), (10, 5533240), (16, 3458275), (20, 2766620), (25, 2213296), (40, 1383310), (43, 1286800), (50, 1106648), (80, 691655), (86, 643400), (100, 553324), (172, 321700), (200, 276662), (215, 257360), (344, 160850), (400, 138331), (430, 128680), (688, 80425), (860, 64340), (1075, 51472), (1720, 32170), (2150, 25736), (3217, 17200), (3440, 16085), (4300, 12868), (6434, 8600)]