79187870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1949}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 151632000

約数和(自身を除く): 72444130

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 478, 1195, 1949, 2390, 3898, 4063, 8126, 9745, 19490, 20315, 33133, 40630, 66266, 165665, 331330, 465811, 931622, 2329055, 4658110, 7918787, 15837574, 39593935, 79187870]

約数ペア:

[(1, 79187870), (2, 39593935), (5, 15837574), (10, 7918787), (17, 4658110), (34, 2329055), (85, 931622), (170, 465811), (239, 331330), (478, 165665), (1195, 66266), (1949, 40630), (2390, 33133), (3898, 20315), (4063, 19490), (8126, 9745)]