126991870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{25759}}^1$

素因数の和:25812

約数の個数: 32

約数和(自身を含む): 250387200

約数和(自身を除く): 123395330

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 25759, 51518, 128795, 257590, 437903, 747011, 875806, 1494022, 2189515, 3735055, 4379030, 7470110, 12699187, 25398374, 63495935, 126991870]

約数ペア:

[(1, 126991870), (2, 63495935), (5, 25398374), (10, 12699187), (17, 7470110), (29, 4379030), (34, 3735055), (58, 2189515), (85, 1494022), (145, 875806), (170, 747011), (290, 437903), (493, 257590), (986, 128795), (2465, 51518), (4930, 25759)]