81203756

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{4999}}^1$

素因数の和:5165

約数の個数: 24

約数和(自身を含む): 147840000

約数和(自身を除く): 66636244

約数列:

[1, 2, 4, 31, 62, 124, 131, 262, 524, 4061, 4999, 8122, 9998, 16244, 19996, 154969, 309938, 619876, 654869, 1309738, 2619476, 20300939, 40601878, 81203756]

約数ペア:

[(1, 81203756), (2, 40601878), (4, 20300939), (31, 2619476), (62, 1309738), (124, 654869), (131, 619876), (262, 309938), (524, 154969), (4061, 19996), (4999, 16244), (8122, 9998)]