85479520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{10903}}^1$

素因数の和:10932

約数の個数: 72

約数和(自身を含む): 234937584

約数和(自身を除く): 149458064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 10903, 21806, 43612, 54515, 76321, 87224, 109030, 152642, 174448, 218060, 305284, 348896, 381605, 436120, 534247, 610568, 763210, 872240, 1068494, 1221136, 1526420, 1744480, 2136988, 2442272, 2671235, 3052840, 4273976, 5342470, 6105680, 8547952, 10684940, 12211360, 17095904, 21369880, 42739760, 85479520]

約数ペア:

[(1, 85479520), (2, 42739760), (4, 21369880), (5, 17095904), (7, 12211360), (8, 10684940), (10, 8547952), (14, 6105680), (16, 5342470), (20, 4273976), (28, 3052840), (32, 2671235), (35, 2442272), (40, 2136988), (49, 1744480), (56, 1526420), (70, 1221136), (80, 1068494), (98, 872240), (112, 763210), (140, 610568), (160, 534247), (196, 436120), (224, 381605), (245, 348896), (280, 305284), (392, 218060), (490, 174448), (560, 152642), (784, 109030), (980, 87224), (1120, 76321), (1568, 54515), (1960, 43612), (3920, 21806), (7840, 10903)]