12968075

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 17201280

約数和(自身を除く): 4233205

約数列:

[1, 5, 25, 29, 31, 145, 155, 577, 725, 775, 899, 2885, 4495, 14425, 16733, 17887, 22475, 83665, 89435, 418325, 447175, 518723, 2593615, 12968075]

約数ペア:

[(1, 12968075), (5, 2593615), (25, 518723), (29, 447175), (31, 418325), (145, 89435), (155, 83665), (577, 22475), (725, 17887), (775, 16733), (899, 14425), (2885, 4495)]