80574825

素因数分解:

$3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 137491200

約数和(自身を除く): 56916375

約数列:

[1, 3, 5, 15, 25, 59, 75, 131, 139, 177, 295, 393, 417, 655, 695, 885, 1475, 1965, 2085, 3275, 3475, 4425, 7729, 8201, 9825, 10425, 18209, 23187, 24603, 38645, 41005, 54627, 91045, 115935, 123015, 193225, 205025, 273135, 455225, 579675, 615075, 1074331, 1365675, 3222993, 5371655, 16114965, 26858275, 80574825]

約数ペア:

[(1, 80574825), (3, 26858275), (5, 16114965), (15, 5371655), (25, 3222993), (59, 1365675), (75, 1074331), (131, 615075), (139, 579675), (177, 455225), (295, 273135), (393, 205025), (417, 193225), (655, 123015), (695, 115935), (885, 91045), (1475, 54627), (1965, 41005), (2085, 38645), (3275, 24603), (3475, 23187), (4425, 18209), (7729, 10425), (8201, 9825)]