72812000

素因数分解:

$2^5\times 5^3\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 181621440

約数和(自身を除く): 108809440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 125, 160, 167, 200, 218, 250, 334, 400, 436, 500, 545, 668, 800, 835, 872, 1000, 1090, 1336, 1670, 1744, 2000, 2180, 2672, 2725, 3340, 3488, 4000, 4175, 4360, 5344, 5450, 6680, 8350, 8720, 10900, 13360, 13625, 16700, 17440, 18203, 20875, 21800, 26720, 27250, 33400, 36406, 41750, 43600, 54500, 66800, 72812, 83500, 87200, 91015, 109000, 133600, 145624, 167000, 182030, 218000, 291248, 334000, 364060, 436000, 455075, 582496, 668000, 728120, 910150, 1456240, 1820300, 2275375, 2912480, 3640600, 4550750, 7281200, 9101500, 14562400, 18203000, 36406000, 72812000]

約数ペア:

[(1, 72812000), (2, 36406000), (4, 18203000), (5, 14562400), (8, 9101500), (10, 7281200), (16, 4550750), (20, 3640600), (25, 2912480), (32, 2275375), (40, 1820300), (50, 1456240), (80, 910150), (100, 728120), (109, 668000), (125, 582496), (160, 455075), (167, 436000), (200, 364060), (218, 334000), (250, 291248), (334, 218000), (400, 182030), (436, 167000), (500, 145624), (545, 133600), (668, 109000), (800, 91015), (835, 87200), (872, 83500), (1000, 72812), (1090, 66800), (1336, 54500), (1670, 43600), (1744, 41750), (2000, 36406), (2180, 33400), (2672, 27250), (2725, 26720), (3340, 21800), (3488, 20875), (4000, 18203), (4175, 17440), (4360, 16700), (5344, 13625), (5450, 13360), (6680, 10900), (8350, 8720)]