2028497975

素因数分解:

$5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1104

約数の個数: 48

約数和(自身を含む): 2927812608

約数和(自身を除く): 899314633

約数列:

[1, 5, 7, 25, 35, 107, 127, 175, 535, 635, 749, 853, 889, 2675, 3175, 3745, 4265, 4445, 5971, 13589, 18725, 21325, 22225, 29855, 67945, 91271, 95123, 108331, 149275, 339725, 456355, 475615, 541655, 638897, 758317, 2281775, 2378075, 2708275, 3194485, 3791585, 11591417, 15972425, 18957925, 57957085, 81139919, 289785425, 405699595, 2028497975]

約数ペア:

[(1, 2028497975), (5, 405699595), (7, 289785425), (25, 81139919), (35, 57957085), (107, 18957925), (127, 15972425), (175, 11591417), (535, 3791585), (635, 3194485), (749, 2708275), (853, 2378075), (889, 2281775), (2675, 758317), (3175, 638897), (3745, 541655), (4265, 475615), (4445, 456355), (5971, 339725), (13589, 149275), (18725, 108331), (21325, 95123), (22225, 91271), (29855, 67945)]