72880418

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{4373}}^1$

素因数の和:5029

約数の個数: 16

約数和(自身を含む): 117940536

約数和(自身を除く): 45060118

約数列:

[1, 2, 13, 26, 641, 1282, 4373, 8333, 8746, 16666, 56849, 113698, 2803093, 5606186, 36440209, 72880418]

約数ペア:

[(1, 72880418), (2, 36440209), (13, 5606186), (26, 2803093), (641, 113698), (1282, 56849), (4373, 16666), (8333, 8746)]