68688755

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1249}}^1$

素因数の和:1918

約数の個数: 16

約数和(自身を含む): 87480000

約数和(自身を除く): 18791245

約数列:

[1, 5, 17, 85, 647, 1249, 3235, 6245, 10999, 21233, 54995, 106165, 808103, 4040515, 13737751, 68688755]

約数ペア:

[(1, 68688755), (5, 13737751), (17, 4040515), (85, 808103), (647, 106165), (1249, 54995), (3235, 21233), (6245, 10999)]