90132470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2063}}^1$

素因数の和:2344

約数の個数: 32

約数和(自身を含む): 172533888

約数和(自身を除く): 82401418

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 257, 514, 1285, 2063, 2570, 4126, 4369, 8738, 10315, 20630, 21845, 35071, 43690, 70142, 175355, 350710, 530191, 1060382, 2650955, 5301910, 9013247, 18026494, 45066235, 90132470]

約数ペア:

[(1, 90132470), (2, 45066235), (5, 18026494), (10, 9013247), (17, 5301910), (34, 2650955), (85, 1060382), (170, 530191), (257, 350710), (514, 175355), (1285, 70142), (2063, 43690), (2570, 35071), (4126, 21845), (4369, 20630), (8738, 10315)]