55121128

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2647}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 109627200

約数和(自身を除く): 54506072

約数列:

[1, 2, 4, 8, 19, 38, 76, 137, 152, 274, 548, 1096, 2603, 2647, 5206, 5294, 10412, 10588, 20824, 21176, 50293, 100586, 201172, 362639, 402344, 725278, 1450556, 2901112, 6890141, 13780282, 27560564, 55121128]

約数ペア:

[(1, 55121128), (2, 27560564), (4, 13780282), (8, 6890141), (19, 2901112), (38, 1450556), (76, 725278), (137, 402344), (152, 362639), (274, 201172), (548, 100586), (1096, 50293), (2603, 21176), (2647, 20824), (5206, 10588), (5294, 10412)]