64117615

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{1657}}^1$

素因数の和:1842

約数の個数: 16

約数和(自身を含む): 78788160

約数和(自身を除く): 14670545

約数列:

[1, 5, 71, 109, 355, 545, 1657, 7739, 8285, 38695, 117647, 180613, 588235, 903065, 12823523, 64117615]

約数ペア:

[(1, 64117615), (5, 12823523), (71, 903065), (109, 588235), (355, 180613), (545, 117647), (1657, 38695), (7739, 8285)]