13301440

素因数分解:

$2^6\times 5^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 56

約数和(自身を含む): 31985712

約数和(自身を除く): 18684272

約数列:

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

約数ペア:

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