25689920

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1927

約数の個数: 56

約数和(自身を含む): 62630304

約数和(自身を除く): 36940384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 215, 320, 344, 430, 688, 860, 1376, 1720, 1867, 2752, 3440, 3734, 6880, 7468, 9335, 13760, 14936, 18670, 29872, 37340, 59744, 74680, 80281, 119488, 149360, 160562, 298720, 321124, 401405, 597440, 642248, 802810, 1284496, 1605620, 2568992, 3211240, 5137984, 6422480, 12844960, 25689920]

約数ペア:

[(1, 25689920), (2, 12844960), (4, 6422480), (5, 5137984), (8, 3211240), (10, 2568992), (16, 1605620), (20, 1284496), (32, 802810), (40, 642248), (43, 597440), (64, 401405), (80, 321124), (86, 298720), (160, 160562), (172, 149360), (215, 119488), (320, 80281), (344, 74680), (430, 59744), (688, 37340), (860, 29872), (1376, 18670), (1720, 14936), (1867, 13760), (2752, 9335), (3440, 7468), (3734, 6880)]