28899200

素因数分解:

$2^7\times 5^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1$

素因数の和:856

約数の個数: 96

約数和(自身を含む): 77974920

約数和(自身を除く): 49075720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 100, 110, 128, 160, 176, 200, 220, 275, 320, 352, 400, 440, 550, 640, 704, 800, 821, 880, 1100, 1408, 1600, 1642, 1760, 2200, 3200, 3284, 3520, 4105, 4400, 6568, 7040, 8210, 8800, 9031, 13136, 16420, 17600, 18062, 20525, 26272, 32840, 35200, 36124, 41050, 45155, 52544, 65680, 72248, 82100, 90310, 105088, 131360, 144496, 164200, 180620, 225775, 262720, 288992, 328400, 361240, 451550, 525440, 577984, 656800, 722480, 903100, 1155968, 1313600, 1444960, 1806200, 2627200, 2889920, 3612400, 5779840, 7224800, 14449600, 28899200]

約数ペア:

[(1, 28899200), (2, 14449600), (4, 7224800), (5, 5779840), (8, 3612400), (10, 2889920), (11, 2627200), (16, 1806200), (20, 1444960), (22, 1313600), (25, 1155968), (32, 903100), (40, 722480), (44, 656800), (50, 577984), (55, 525440), (64, 451550), (80, 361240), (88, 328400), (100, 288992), (110, 262720), (128, 225775), (160, 180620), (176, 164200), (200, 144496), (220, 131360), (275, 105088), (320, 90310), (352, 82100), (400, 72248), (440, 65680), (550, 52544), (640, 45155), (704, 41050), (800, 36124), (821, 35200), (880, 32840), (1100, 26272), (1408, 20525), (1600, 18062), (1642, 17600), (1760, 16420), (2200, 13136), (3200, 9031), (3284, 8800), (3520, 8210), (4105, 7040), (4400, 6568)]