28800800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 144

約数和(自身を含む): 83119680

約数和(自身を除く): 54318880

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, 139, 140, 148, 160, 175, 185, 200, 224, 259, 278, 280, 296, 350, 370, 400, 518, 556, 560, 592, 695, 700, 740, 800, 925, 973, 1036, 1112, 1120, 1184, 1295, 1390, 1400, 1480, 1850, 1946, 2072, 2224, 2590, 2780, 2800, 2960, 3475, 3700, 3892, 4144, 4448, 4865, 5143, 5180, 5560, 5600, 5920, 6475, 6950, 7400, 7784, 8288, 9730, 10286, 10360, 11120, 12950, 13900, 14800, 15568, 19460, 20572, 20720, 22240, 24325, 25715, 25900, 27800, 29600, 31136, 36001, 38920, 41144, 41440, 48650, 51430, 51800, 55600, 72002, 77840, 82288, 97300, 102860, 103600, 111200, 128575, 144004, 155680, 164576, 180005, 194600, 205720, 207200, 257150, 288008, 360010, 389200, 411440, 514300, 576016, 720020, 778400, 822880, 900025, 1028600, 1152032, 1440040, 1800050, 2057200, 2880080, 3600100, 4114400, 5760160, 7200200, 14400400, 28800800]

約数ペア:

[(1, 28800800), (2, 14400400), (4, 7200200), (5, 5760160), (7, 4114400), (8, 3600100), (10, 2880080), (14, 2057200), (16, 1800050), (20, 1440040), (25, 1152032), (28, 1028600), (32, 900025), (35, 822880), (37, 778400), (40, 720020), (50, 576016), (56, 514300), (70, 411440), (74, 389200), (80, 360010), (100, 288008), (112, 257150), (139, 207200), (140, 205720), (148, 194600), (160, 180005), (175, 164576), (185, 155680), (200, 144004), (224, 128575), (259, 111200), (278, 103600), (280, 102860), (296, 97300), (350, 82288), (370, 77840), (400, 72002), (518, 55600), (556, 51800), (560, 51430), (592, 48650), (695, 41440), (700, 41144), (740, 38920), (800, 36001), (925, 31136), (973, 29600), (1036, 27800), (1112, 25900), (1120, 25715), (1184, 24325), (1295, 22240), (1390, 20720), (1400, 20572), (1480, 19460), (1850, 15568), (1946, 14800), (2072, 13900), (2224, 12950), (2590, 11120), (2780, 10360), (2800, 10286), (2960, 9730), (3475, 8288), (3700, 7784), (3892, 7400), (4144, 6950), (4448, 6475), (4865, 5920), (5143, 5600), (5180, 5560)]