85817972

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1316

約数の個数: 36

約数和(自身を含む): 162283884

約数和(自身を除く): 76465912

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 289, 578, 1037, 1156, 1217, 2074, 2434, 4148, 4868, 17629, 20689, 35258, 41378, 70516, 74237, 82756, 148474, 296948, 351713, 703426, 1262029, 1406852, 2524058, 5048116, 21454493, 42908986, 85817972]

約数ペア:

[(1, 85817972), (2, 42908986), (4, 21454493), (17, 5048116), (34, 2524058), (61, 1406852), (68, 1262029), (122, 703426), (244, 351713), (289, 296948), (578, 148474), (1037, 82756), (1156, 74237), (1217, 70516), (2074, 41378), (2434, 35258), (4148, 20689), (4868, 17629)]