73161260

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{26317}}^1$

素因数の和:26465

約数の個数: 24

約数和(自身を含む): 154749840

約数和(自身を除く): 81588580

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 26317, 52634, 105268, 131585, 263170, 526340, 3658063, 7316126, 14632252, 18290315, 36580630, 73161260]

約数ペア:

[(1, 73161260), (2, 36580630), (4, 18290315), (5, 14632252), (10, 7316126), (20, 3658063), (139, 526340), (278, 263170), (556, 131585), (695, 105268), (1390, 52634), (2780, 26317)]