289062280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1\times {\mathrm{947}}^1$

素因数の和:1558

約数の個数: 64

約数和(自身を含む): 702354240

約数和(自身を除く): 413291960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 587, 947, 1174, 1894, 2348, 2935, 3788, 4696, 4735, 5870, 7576, 7631, 9470, 11740, 12311, 15262, 18940, 23480, 24622, 30524, 37880, 38155, 49244, 61048, 61555, 76310, 98488, 123110, 152620, 246220, 305240, 492440, 555889, 1111778, 2223556, 2779445, 4447112, 5558890, 7226557, 11117780, 14453114, 22235560, 28906228, 36132785, 57812456, 72265570, 144531140, 289062280]

約数ペア:

[(1, 289062280), (2, 144531140), (4, 72265570), (5, 57812456), (8, 36132785), (10, 28906228), (13, 22235560), (20, 14453114), (26, 11117780), (40, 7226557), (52, 5558890), (65, 4447112), (104, 2779445), (130, 2223556), (260, 1111778), (520, 555889), (587, 492440), (947, 305240), (1174, 246220), (1894, 152620), (2348, 123110), (2935, 98488), (3788, 76310), (4696, 61555), (4735, 61048), (5870, 49244), (7576, 38155), (7631, 37880), (9470, 30524), (11740, 24622), (12311, 23480), (15262, 18940)]