28779800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 77956320

約数和(自身を除く): 49176520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 61, 70, 100, 122, 140, 175, 200, 244, 280, 305, 337, 350, 427, 488, 610, 674, 700, 854, 1220, 1348, 1400, 1525, 1685, 1708, 2135, 2359, 2440, 2696, 3050, 3370, 3416, 4270, 4718, 6100, 6740, 8425, 8540, 9436, 10675, 11795, 12200, 13480, 16850, 17080, 18872, 20557, 21350, 23590, 33700, 41114, 42700, 47180, 58975, 67400, 82228, 85400, 94360, 102785, 117950, 143899, 164456, 205570, 235900, 287798, 411140, 471800, 513925, 575596, 719495, 822280, 1027850, 1151192, 1438990, 2055700, 2877980, 3597475, 4111400, 5755960, 7194950, 14389900, 28779800]

約数ペア:

[(1, 28779800), (2, 14389900), (4, 7194950), (5, 5755960), (7, 4111400), (8, 3597475), (10, 2877980), (14, 2055700), (20, 1438990), (25, 1151192), (28, 1027850), (35, 822280), (40, 719495), (50, 575596), (56, 513925), (61, 471800), (70, 411140), (100, 287798), (122, 235900), (140, 205570), (175, 164456), (200, 143899), (244, 117950), (280, 102785), (305, 94360), (337, 85400), (350, 82228), (427, 67400), (488, 58975), (610, 47180), (674, 42700), (700, 41114), (854, 33700), (1220, 23590), (1348, 21350), (1400, 20557), (1525, 18872), (1685, 17080), (1708, 16850), (2135, 13480), (2359, 12200), (2440, 11795), (2696, 10675), (3050, 9436), (3370, 8540), (3416, 8425), (4270, 6740), (4718, 6100)]