78296812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{353}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 152040168

約数和(自身を除く): 73743356

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 353, 706, 781, 1412, 1562, 3124, 3883, 5041, 7766, 10082, 15532, 20164, 25063, 50126, 55451, 100252, 110902, 221804, 275693, 551386, 1102772, 1779473, 3558946, 7117892, 19574203, 39148406, 78296812]

約数ペア:

[(1, 78296812), (2, 39148406), (4, 19574203), (11, 7117892), (22, 3558946), (44, 1779473), (71, 1102772), (142, 551386), (284, 275693), (353, 221804), (706, 110902), (781, 100252), (1412, 55451), (1562, 50126), (3124, 25063), (3883, 20164), (5041, 15532), (7766, 10082)]