80784530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{187871}}^1$

素因数の和:187921

約数の個数: 16

約数和(自身を含む): 148794624

約数和(自身を除く): 68010094

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 187871, 375742, 939355, 1878710, 8078453, 16156906, 40392265, 80784530]

約数ペア:

[(1, 80784530), (2, 40392265), (5, 16156906), (10, 8078453), (43, 1878710), (86, 939355), (215, 375742), (430, 187871)]