81922904

素因数分解:

$2^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 180507600

約数和(自身を除く): 98584696

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 103, 196, 206, 392, 412, 721, 824, 1442, 2029, 2884, 4058, 5047, 5768, 8116, 10094, 14203, 16232, 20188, 28406, 40376, 56812, 99421, 113624, 198842, 208987, 397684, 417974, 795368, 835948, 1462909, 1671896, 2925818, 5851636, 10240363, 11703272, 20480726, 40961452, 81922904]

約数ペア:

[(1, 81922904), (2, 40961452), (4, 20480726), (7, 11703272), (8, 10240363), (14, 5851636), (28, 2925818), (49, 1671896), (56, 1462909), (98, 835948), (103, 795368), (196, 417974), (206, 397684), (392, 208987), (412, 198842), (721, 113624), (824, 99421), (1442, 56812), (2029, 40376), (2884, 28406), (4058, 20188), (5047, 16232), (5768, 14203), (8116, 10094)]