28444000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:585

約数の個数: 96

約数和(自身を含む): 75400416

約数和(自身を除く): 46956416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 325, 400, 416, 500, 520, 547, 650, 800, 1000, 1040, 1094, 1300, 1625, 2000, 2080, 2188, 2600, 2735, 3250, 4000, 4376, 5200, 5470, 6500, 7111, 8752, 10400, 10940, 13000, 13675, 14222, 17504, 21880, 26000, 27350, 28444, 35555, 43760, 52000, 54700, 56888, 68375, 71110, 87520, 109400, 113776, 136750, 142220, 177775, 218800, 227552, 273500, 284440, 355550, 437600, 547000, 568880, 711100, 888875, 1094000, 1137760, 1422200, 1777750, 2188000, 2844400, 3555500, 5688800, 7111000, 14222000, 28444000]

約数ペア:

[(1, 28444000), (2, 14222000), (4, 7111000), (5, 5688800), (8, 3555500), (10, 2844400), (13, 2188000), (16, 1777750), (20, 1422200), (25, 1137760), (26, 1094000), (32, 888875), (40, 711100), (50, 568880), (52, 547000), (65, 437600), (80, 355550), (100, 284440), (104, 273500), (125, 227552), (130, 218800), (160, 177775), (200, 142220), (208, 136750), (250, 113776), (260, 109400), (325, 87520), (400, 71110), (416, 68375), (500, 56888), (520, 54700), (547, 52000), (650, 43760), (800, 35555), (1000, 28444), (1040, 27350), (1094, 26000), (1300, 21880), (1625, 17504), (2000, 14222), (2080, 13675), (2188, 13000), (2600, 10940), (2735, 10400), (3250, 8752), (4000, 7111), (4376, 6500), (5200, 5470)]