85658920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1223}}^1$

素因数の和:1354

約数の個数: 64

約数和(自身を含む): 206219520

約数和(自身を除く): 120560600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 103, 136, 170, 206, 340, 412, 515, 680, 824, 1030, 1223, 1751, 2060, 2446, 3502, 4120, 4892, 6115, 7004, 8755, 9784, 12230, 14008, 17510, 20791, 24460, 35020, 41582, 48920, 70040, 83164, 103955, 125969, 166328, 207910, 251938, 415820, 503876, 629845, 831640, 1007752, 1259690, 2141473, 2519380, 4282946, 5038760, 8565892, 10707365, 17131784, 21414730, 42829460, 85658920]

約数ペア:

[(1, 85658920), (2, 42829460), (4, 21414730), (5, 17131784), (8, 10707365), (10, 8565892), (17, 5038760), (20, 4282946), (34, 2519380), (40, 2141473), (68, 1259690), (85, 1007752), (103, 831640), (136, 629845), (170, 503876), (206, 415820), (340, 251938), (412, 207910), (515, 166328), (680, 125969), (824, 103955), (1030, 83164), (1223, 70040), (1751, 48920), (2060, 41582), (2446, 35020), (3502, 24460), (4120, 20791), (4892, 17510), (6115, 14008), (7004, 12230), (8755, 9784)]