80840494

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{13523}}^1$

素因数の和:13600

約数の個数: 24

約数和(自身を含む): 143381448

約数和(自身を除く): 62540954

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 5978, 13523, 27046, 94661, 189322, 662627, 824903, 1325254, 1649806, 5774321, 11548642, 40420247, 80840494]

約数ペア:

[(1, 80840494), (2, 40420247), (7, 11548642), (14, 5774321), (49, 1649806), (61, 1325254), (98, 824903), (122, 662627), (427, 189322), (854, 94661), (2989, 27046), (5978, 13523)]