80032484

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21491}}^1$

素因数の和:21528

約数の個数: 36

約数和(自身を含む): 171506160

約数和(自身を除く): 91473676

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 21491, 42982, 85964, 150437, 300874, 408329, 601748, 816658, 1053059, 1633316, 2106118, 2858303, 4212236, 5716606, 11433212, 20008121, 40016242, 80032484]

約数ペア:

[(1, 80032484), (2, 40016242), (4, 20008121), (7, 11433212), (14, 5716606), (19, 4212236), (28, 2858303), (38, 2106118), (49, 1633316), (76, 1053059), (98, 816658), (133, 601748), (196, 408329), (266, 300874), (532, 150437), (931, 85964), (1862, 42982), (3724, 21491)]