25608040

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4673}}^1$

素因数の和:4821

約数の個数: 32

約数和(自身を含む): 58051080

約数和(自身を除く): 32443040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4673, 5480, 9346, 18692, 23365, 37384, 46730, 93460, 186920, 640201, 1280402, 2560804, 3201005, 5121608, 6402010, 12804020, 25608040]

約数ペア:

[(1, 25608040), (2, 12804020), (4, 6402010), (5, 5121608), (8, 3201005), (10, 2560804), (20, 1280402), (40, 640201), (137, 186920), (274, 93460), (548, 46730), (685, 37384), (1096, 23365), (1370, 18692), (2740, 9346), (4673, 5480)]