99518140

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{171583}}^1$

素因数の和:171621

約数の個数: 24

約数和(自身を含む): 216195840

約数和(自身を除く): 116677700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 171583, 343166, 686332, 857915, 1715830, 3431660, 4975907, 9951814, 19903628, 24879535, 49759070, 99518140]

約数ペア:

[(1, 99518140), (2, 49759070), (4, 24879535), (5, 19903628), (10, 9951814), (20, 4975907), (29, 3431660), (58, 1715830), (116, 857915), (145, 686332), (290, 343166), (580, 171583)]