131490512

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2531}}^1$

素因数の和:2747

約数の個数: 40

約数和(自身を含む): 271268352

約数和(自身を除く): 139777840

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 191, 272, 382, 764, 1528, 2531, 3056, 3247, 5062, 6494, 10124, 12988, 20248, 25976, 40496, 43027, 51952, 86054, 172108, 344216, 483421, 688432, 966842, 1933684, 3867368, 7734736, 8218157, 16436314, 32872628, 65745256, 131490512]

約数ペア:

[(1, 131490512), (2, 65745256), (4, 32872628), (8, 16436314), (16, 8218157), (17, 7734736), (34, 3867368), (68, 1933684), (136, 966842), (191, 688432), (272, 483421), (382, 344216), (764, 172108), (1528, 86054), (2531, 51952), (3056, 43027), (3247, 40496), (5062, 25976), (6494, 20248), (10124, 12988)]