81116740

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{68743}}^1$

素因数の和:68811

約数の個数: 24

約数和(自身を含む): 173234880

約数和(自身を除く): 92118140

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 68743, 137486, 274972, 343715, 687430, 1374860, 4055837, 8111674, 16223348, 20279185, 40558370, 81116740]

約数ペア:

[(1, 81116740), (2, 40558370), (4, 20279185), (5, 16223348), (10, 8111674), (20, 4055837), (59, 1374860), (118, 687430), (236, 343715), (295, 274972), (590, 137486), (1180, 68743)]