31123510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 64157184

約数和(自身を除く): 33033674

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 67, 82, 103, 110, 134, 205, 206, 335, 410, 451, 515, 670, 737, 902, 1030, 1133, 1474, 2255, 2266, 2747, 3685, 4223, 4510, 5494, 5665, 6901, 7370, 8446, 11330, 13735, 13802, 21115, 27470, 30217, 34505, 42230, 46453, 60434, 69010, 75911, 92906, 151085, 151822, 232265, 282941, 302170, 379555, 464530, 565882, 759110, 1414705, 2829410, 3112351, 6224702, 15561755, 31123510]

約数ペア:

[(1, 31123510), (2, 15561755), (5, 6224702), (10, 3112351), (11, 2829410), (22, 1414705), (41, 759110), (55, 565882), (67, 464530), (82, 379555), (103, 302170), (110, 282941), (134, 232265), (205, 151822), (206, 151085), (335, 92906), (410, 75911), (451, 69010), (515, 60434), (670, 46453), (737, 42230), (902, 34505), (1030, 30217), (1133, 27470), (1474, 21115), (2255, 13802), (2266, 13735), (2747, 11330), (3685, 8446), (4223, 7370), (4510, 6901), (5494, 5665)]