80957925

素因数分解:

$3^2\times 5^2\times {\mathrm{241}}^1\times {\mathrm{1493}}^1$

素因数の和:1750

約数の個数: 36

約数和(自身を含む): 145703844

約数和(自身を除く): 64745919

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 241, 723, 1205, 1493, 2169, 3615, 4479, 6025, 7465, 10845, 13437, 18075, 22395, 37325, 54225, 67185, 111975, 335925, 359813, 1079439, 1799065, 3238317, 5397195, 8995325, 16191585, 26985975, 80957925]

約数ペア:

[(1, 80957925), (3, 26985975), (5, 16191585), (9, 8995325), (15, 5397195), (25, 3238317), (45, 1799065), (75, 1079439), (225, 359813), (241, 335925), (723, 111975), (1205, 67185), (1493, 54225), (2169, 37325), (3615, 22395), (4479, 18075), (6025, 13437), (7465, 10845)]