128215671580

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1117}}^1\times {\mathrm{85661}}^1$

素因数の和:86854

約数の個数: 48

約数和(自身を含む): 273519451296

約数和(自身を除く): 145303779716

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1117, 1340, 2234, 4468, 5585, 11170, 22340, 74839, 85661, 149678, 171322, 299356, 342644, 374195, 428305, 748390, 856610, 1496780, 1713220, 5739287, 11478574, 22957148, 28696435, 57392870, 95683337, 114785740, 191366674, 382733348, 478416685, 956833370, 1913666740, 6410783579, 12821567158, 25643134316, 32053917895, 64107835790, 128215671580]

約数ペア:

[(1, 128215671580), (2, 64107835790), (4, 32053917895), (5, 25643134316), (10, 12821567158), (20, 6410783579), (67, 1913666740), (134, 956833370), (268, 478416685), (335, 382733348), (670, 191366674), (1117, 114785740), (1340, 95683337), (2234, 57392870), (4468, 28696435), (5585, 22957148), (11170, 11478574), (22340, 5739287), (74839, 1713220), (85661, 1496780), (149678, 856610), (171322, 748390), (299356, 428305), (342644, 374195)]