2016640015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{2141}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 2675889216

約数和(自身を除く): 659249201

約数列:

[1, 5, 13, 43, 65, 215, 337, 559, 1685, 2141, 2795, 4381, 10705, 14491, 21905, 27833, 72455, 92063, 139165, 188383, 460315, 721517, 941915, 1196819, 3607585, 5984095, 9379721, 31025231, 46898605, 155126155, 403328003, 2016640015]

約数ペア:

[(1, 2016640015), (5, 403328003), (13, 155126155), (43, 46898605), (65, 31025231), (215, 9379721), (337, 5984095), (559, 3607585), (1685, 1196819), (2141, 941915), (2795, 721517), (4381, 460315), (10705, 188383), (14491, 139165), (21905, 92063), (27833, 72455)]