80153678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{20129}}^1$

素因数の和:20323

約数の個数: 16

約数和(自身を含む): 131891760

約数和(自身を除く): 51738082

約数列:

[1, 2, 11, 22, 181, 362, 1991, 3982, 20129, 40258, 221419, 442838, 3643349, 7286698, 40076839, 80153678]

約数ペア:

[(1, 80153678), (2, 40076839), (11, 7286698), (22, 3643349), (181, 442838), (362, 221419), (1991, 40258), (3982, 20129)]