129985975

素因数分解:

$5^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3659}}^1$

素因数の和:3712

約数の個数: 36

約数和(自身を含む): 194016600

約数和(自身を除く): 64030625

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 725, 1015, 1225, 1421, 3659, 5075, 7105, 18295, 25613, 35525, 91475, 106111, 128065, 179291, 530555, 640325, 742777, 896455, 2652775, 3713885, 4482275, 5199439, 18569425, 25997195, 129985975]

約数ペア:

[(1, 129985975), (5, 25997195), (7, 18569425), (25, 5199439), (29, 4482275), (35, 3713885), (49, 2652775), (145, 896455), (175, 742777), (203, 640325), (245, 530555), (725, 179291), (1015, 128065), (1225, 106111), (1421, 91475), (3659, 35525), (5075, 25613), (7105, 18295)]