284440000

素因数分解:

$2^6\times 5^4\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:592

約数の個数: 140

約数和(自身を含む): 760962664

約数和(自身を除く): 476522664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 320, 325, 400, 416, 500, 520, 547, 625, 650, 800, 832, 1000, 1040, 1094, 1250, 1300, 1600, 1625, 2000, 2080, 2188, 2500, 2600, 2735, 3250, 4000, 4160, 4376, 5000, 5200, 5470, 6500, 7111, 8000, 8125, 8752, 10000, 10400, 10940, 13000, 13675, 14222, 16250, 17504, 20000, 20800, 21880, 26000, 27350, 28444, 32500, 35008, 35555, 40000, 43760, 52000, 54700, 56888, 65000, 68375, 71110, 87520, 104000, 109400, 113776, 130000, 136750, 142220, 175040, 177775, 218800, 227552, 260000, 273500, 284440, 341875, 355550, 437600, 455104, 520000, 547000, 568880, 683750, 711100, 875200, 888875, 1094000, 1137760, 1367500, 1422200, 1777750, 2188000, 2275520, 2735000, 2844400, 3555500, 4376000, 4444375, 5470000, 5688800, 7111000, 8888750, 10940000, 11377600, 14222000, 17777500, 21880000, 28444000, 35555000, 56888000, 71110000, 142220000, 284440000]

約数ペア:

[(1, 284440000), (2, 142220000), (4, 71110000), (5, 56888000), (8, 35555000), (10, 28444000), (13, 21880000), (16, 17777500), (20, 14222000), (25, 11377600), (26, 10940000), (32, 8888750), (40, 7111000), (50, 5688800), (52, 5470000), (64, 4444375), (65, 4376000), (80, 3555500), (100, 2844400), (104, 2735000), (125, 2275520), (130, 2188000), (160, 1777750), (200, 1422200), (208, 1367500), (250, 1137760), (260, 1094000), (320, 888875), (325, 875200), (400, 711100), (416, 683750), (500, 568880), (520, 547000), (547, 520000), (625, 455104), (650, 437600), (800, 355550), (832, 341875), (1000, 284440), (1040, 273500), (1094, 260000), (1250, 227552), (1300, 218800), (1600, 177775), (1625, 175040), (2000, 142220), (2080, 136750), (2188, 130000), (2500, 113776), (2600, 109400), (2735, 104000), (3250, 87520), (4000, 71110), (4160, 68375), (4376, 65000), (5000, 56888), (5200, 54700), (5470, 52000), (6500, 43760), (7111, 40000), (8000, 35555), (8125, 35008), (8752, 32500), (10000, 28444), (10400, 27350), (10940, 26000), (13000, 21880), (13675, 20800), (14222, 20000), (16250, 17504)]