64665910316

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1180121}}^1$

素因数の和:1180254

約数の個数: 48

約数和(自身を含む): 137460610560

約数和(自身を除く): 72794700244

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 103, 133, 206, 266, 412, 532, 721, 1442, 1957, 2884, 3914, 7828, 13699, 27398, 54796, 1180121, 2360242, 4720484, 8260847, 16521694, 22422299, 33043388, 44844598, 89689196, 121552463, 156956093, 243104926, 313912186, 486209852, 627824372, 850867241, 1701734482, 2309496797, 3403468964, 4618993594, 9237987188, 16166477579, 32332955158, 64665910316]

約数ペア:

[(1, 64665910316), (2, 32332955158), (4, 16166477579), (7, 9237987188), (14, 4618993594), (19, 3403468964), (28, 2309496797), (38, 1701734482), (76, 850867241), (103, 627824372), (133, 486209852), (206, 313912186), (266, 243104926), (412, 156956093), (532, 121552463), (721, 89689196), (1442, 44844598), (1957, 33043388), (2884, 22422299), (3914, 16521694), (7828, 8260847), (13699, 4720484), (27398, 2360242), (54796, 1180121)]