66878585

素因数分解:

$5^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 84151320

約数和(自身を除く): 17272735

約数列:

[1, 5, 41, 73, 109, 205, 365, 545, 1681, 2993, 4469, 7957, 8405, 14965, 22345, 39785, 122713, 183229, 326237, 613565, 916145, 1631185, 13375717, 66878585]

約数ペア:

[(1, 66878585), (5, 13375717), (41, 1631185), (73, 916145), (109, 613565), (205, 326237), (365, 183229), (545, 122713), (1681, 39785), (2993, 22345), (4469, 14965), (7957, 8405)]