71290424

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:767

約数の個数: 32

約数和(自身を含む): 136080000

約数和(自身を除く): 64789576

約数列:

[1, 2, 4, 8, 89, 178, 223, 356, 446, 449, 712, 892, 898, 1784, 1796, 3592, 19847, 39694, 39961, 79388, 79922, 100127, 158776, 159844, 200254, 319688, 400508, 801016, 8911303, 17822606, 35645212, 71290424]

約数ペア:

[(1, 71290424), (2, 35645212), (4, 17822606), (8, 8911303), (89, 801016), (178, 400508), (223, 319688), (356, 200254), (446, 159844), (449, 158776), (712, 100127), (892, 79922), (898, 79388), (1784, 39961), (1796, 39694), (3592, 19847)]