28386400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:201

約数の個数: 144

約数和(自身を含む): 81932256

約数和(自身を除く): 53545856

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 37, 40, 50, 56, 70, 74, 80, 100, 112, 137, 140, 148, 160, 175, 185, 200, 224, 259, 274, 280, 296, 350, 370, 400, 518, 548, 560, 592, 685, 700, 740, 800, 925, 959, 1036, 1096, 1120, 1184, 1295, 1370, 1400, 1480, 1850, 1918, 2072, 2192, 2590, 2740, 2800, 2960, 3425, 3700, 3836, 4144, 4384, 4795, 5069, 5180, 5480, 5600, 5920, 6475, 6850, 7400, 7672, 8288, 9590, 10138, 10360, 10960, 12950, 13700, 14800, 15344, 19180, 20276, 20720, 21920, 23975, 25345, 25900, 27400, 29600, 30688, 35483, 38360, 40552, 41440, 47950, 50690, 51800, 54800, 70966, 76720, 81104, 95900, 101380, 103600, 109600, 126725, 141932, 153440, 162208, 177415, 191800, 202760, 207200, 253450, 283864, 354830, 383600, 405520, 506900, 567728, 709660, 767200, 811040, 887075, 1013800, 1135456, 1419320, 1774150, 2027600, 2838640, 3548300, 4055200, 5677280, 7096600, 14193200, 28386400]

約数ペア:

[(1, 28386400), (2, 14193200), (4, 7096600), (5, 5677280), (7, 4055200), (8, 3548300), (10, 2838640), (14, 2027600), (16, 1774150), (20, 1419320), (25, 1135456), (28, 1013800), (32, 887075), (35, 811040), (37, 767200), (40, 709660), (50, 567728), (56, 506900), (70, 405520), (74, 383600), (80, 354830), (100, 283864), (112, 253450), (137, 207200), (140, 202760), (148, 191800), (160, 177415), (175, 162208), (185, 153440), (200, 141932), (224, 126725), (259, 109600), (274, 103600), (280, 101380), (296, 95900), (350, 81104), (370, 76720), (400, 70966), (518, 54800), (548, 51800), (560, 50690), (592, 47950), (685, 41440), (700, 40552), (740, 38360), (800, 35483), (925, 30688), (959, 29600), (1036, 27400), (1096, 25900), (1120, 25345), (1184, 23975), (1295, 21920), (1370, 20720), (1400, 20276), (1480, 19180), (1850, 15344), (1918, 14800), (2072, 13700), (2192, 12950), (2590, 10960), (2740, 10360), (2800, 10138), (2960, 9590), (3425, 8288), (3700, 7672), (3836, 7400), (4144, 6850), (4384, 6475), (4795, 5920), (5069, 5600), (5180, 5480)]