81009236

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 189235200

約数和(自身を除く): 108225964

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 109, 127, 133, 154, 209, 218, 254, 266, 308, 418, 436, 508, 532, 763, 836, 889, 1199, 1397, 1463, 1526, 1778, 2071, 2398, 2413, 2794, 2926, 3052, 3556, 4142, 4796, 4826, 5588, 5852, 8284, 8393, 9652, 9779, 13843, 14497, 16786, 16891, 19558, 22781, 26543, 27686, 28994, 33572, 33782, 39116, 45562, 53086, 55372, 57988, 67564, 91124, 96901, 106172, 152273, 159467, 185801, 193802, 263017, 304546, 318934, 371602, 387604, 526034, 609092, 637868, 743204, 1052068, 1065911, 1841119, 2131822, 2893187, 3682238, 4263644, 5786374, 7364476, 11572748, 20252309, 40504618, 81009236]

約数ペア:

[(1, 81009236), (2, 40504618), (4, 20252309), (7, 11572748), (11, 7364476), (14, 5786374), (19, 4263644), (22, 3682238), (28, 2893187), (38, 2131822), (44, 1841119), (76, 1065911), (77, 1052068), (109, 743204), (127, 637868), (133, 609092), (154, 526034), (209, 387604), (218, 371602), (254, 318934), (266, 304546), (308, 263017), (418, 193802), (436, 185801), (508, 159467), (532, 152273), (763, 106172), (836, 96901), (889, 91124), (1199, 67564), (1397, 57988), (1463, 55372), (1526, 53086), (1778, 45562), (2071, 39116), (2398, 33782), (2413, 33572), (2794, 28994), (2926, 27686), (3052, 26543), (3556, 22781), (4142, 19558), (4796, 16891), (4826, 16786), (5588, 14497), (5852, 13843), (8284, 9779), (8393, 9652)]