8840800

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 72

約数和(自身を含む): 22170456

約数和(自身を除く): 13329656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 257, 344, 400, 430, 514, 688, 800, 860, 1028, 1075, 1285, 1376, 1720, 2056, 2150, 2570, 3440, 4112, 4300, 5140, 6425, 6880, 8224, 8600, 10280, 11051, 12850, 17200, 20560, 22102, 25700, 34400, 41120, 44204, 51400, 55255, 88408, 102800, 110510, 176816, 205600, 221020, 276275, 353632, 442040, 552550, 884080, 1105100, 1768160, 2210200, 4420400, 8840800]

約数ペア:

[(1, 8840800), (2, 4420400), (4, 2210200), (5, 1768160), (8, 1105100), (10, 884080), (16, 552550), (20, 442040), (25, 353632), (32, 276275), (40, 221020), (43, 205600), (50, 176816), (80, 110510), (86, 102800), (100, 88408), (160, 55255), (172, 51400), (200, 44204), (215, 41120), (257, 34400), (344, 25700), (400, 22102), (430, 20560), (514, 17200), (688, 12850), (800, 11051), (860, 10280), (1028, 8600), (1075, 8224), (1285, 6880), (1376, 6425), (1720, 5140), (2056, 4300), (2150, 4112), (2570, 3440)]