49983920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 120

約数和(自身を含む): 138928608

約数和(自身を除く): 88944688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 41, 49, 56, 70, 80, 82, 98, 112, 140, 164, 196, 205, 245, 280, 287, 311, 328, 392, 410, 490, 560, 574, 622, 656, 784, 820, 980, 1148, 1244, 1435, 1555, 1640, 1960, 2009, 2177, 2296, 2488, 2870, 3110, 3280, 3920, 4018, 4354, 4592, 4976, 5740, 6220, 8036, 8708, 10045, 10885, 11480, 12440, 12751, 15239, 16072, 17416, 20090, 21770, 22960, 24880, 25502, 30478, 32144, 34832, 40180, 43540, 51004, 60956, 63755, 76195, 80360, 87080, 89257, 102008, 121912, 127510, 152390, 160720, 174160, 178514, 204016, 243824, 255020, 304780, 357028, 446285, 510040, 609560, 624799, 714056, 892570, 1020080, 1219120, 1249598, 1428112, 1785140, 2499196, 3123995, 3570280, 4998392, 6247990, 7140560, 9996784, 12495980, 24991960, 49983920]

約数ペア:

[(1, 49983920), (2, 24991960), (4, 12495980), (5, 9996784), (7, 7140560), (8, 6247990), (10, 4998392), (14, 3570280), (16, 3123995), (20, 2499196), (28, 1785140), (35, 1428112), (40, 1249598), (41, 1219120), (49, 1020080), (56, 892570), (70, 714056), (80, 624799), (82, 609560), (98, 510040), (112, 446285), (140, 357028), (164, 304780), (196, 255020), (205, 243824), (245, 204016), (280, 178514), (287, 174160), (311, 160720), (328, 152390), (392, 127510), (410, 121912), (490, 102008), (560, 89257), (574, 87080), (622, 80360), (656, 76195), (784, 63755), (820, 60956), (980, 51004), (1148, 43540), (1244, 40180), (1435, 34832), (1555, 32144), (1640, 30478), (1960, 25502), (2009, 24880), (2177, 22960), (2296, 21770), (2488, 20090), (2870, 17416), (3110, 16072), (3280, 15239), (3920, 12751), (4018, 12440), (4354, 11480), (4592, 10885), (4976, 10045), (5740, 8708), (6220, 8036)]