26602880

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 64223280

約数和(自身を除く): 37620400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 211, 320, 394, 422, 640, 788, 844, 985, 1055, 1576, 1688, 1970, 2110, 3152, 3376, 3940, 4220, 6304, 6752, 7880, 8440, 12608, 13504, 15760, 16880, 25216, 27008, 31520, 33760, 41567, 63040, 67520, 83134, 126080, 135040, 166268, 207835, 332536, 415670, 665072, 831340, 1330144, 1662680, 2660288, 3325360, 5320576, 6650720, 13301440, 26602880]

約数ペア:

[(1, 26602880), (2, 13301440), (4, 6650720), (5, 5320576), (8, 3325360), (10, 2660288), (16, 1662680), (20, 1330144), (32, 831340), (40, 665072), (64, 415670), (80, 332536), (128, 207835), (160, 166268), (197, 135040), (211, 126080), (320, 83134), (394, 67520), (422, 63040), (640, 41567), (788, 33760), (844, 31520), (985, 27008), (1055, 25216), (1576, 16880), (1688, 15760), (1970, 13504), (2110, 12608), (3152, 8440), (3376, 7880), (3940, 6752), (4220, 6304)]