68120515

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^2$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 86471280

約数和(自身を除く): 18350765

約数列:

[1, 5, 37, 59, 79, 185, 295, 395, 2183, 2923, 4661, 6241, 10915, 14615, 23305, 31205, 172457, 230917, 368219, 862285, 1154585, 1841095, 13624103, 68120515]

約数ペア:

[(1, 68120515), (5, 13624103), (37, 1841095), (59, 1154585), (79, 862285), (185, 368219), (295, 230917), (395, 172457), (2183, 31205), (2923, 23305), (4661, 14615), (6241, 10915)]