68388325

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1237

約数の個数: 24

約数和(自身を含む): 88724480

約数和(自身を除く): 20336155

約数列:

[1, 5, 25, 31, 79, 155, 395, 775, 1117, 1975, 2449, 5585, 12245, 27925, 34627, 61225, 88243, 173135, 441215, 865675, 2206075, 2735533, 13677665, 68388325]

約数ペア:

[(1, 68388325), (5, 13677665), (25, 2735533), (31, 2206075), (79, 865675), (155, 441215), (395, 173135), (775, 88243), (1117, 61225), (1975, 34627), (2449, 27925), (5585, 12245)]