68909488

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{54517}}^1$

素因数の和:54604

約数の個数: 20

約数和(自身を含む): 135204640

約数和(自身を除く): 66295152

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 54517, 109034, 218068, 436136, 872272, 4306843, 8613686, 17227372, 34454744, 68909488]

約数ペア:

[(1, 68909488), (2, 34454744), (4, 17227372), (8, 8613686), (16, 4306843), (79, 872272), (158, 436136), (316, 218068), (632, 109034), (1264, 54517)]