80883344

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{117563}}^1$

素因数の和:117614

約数の個数: 20

約数和(自身を含む): 160357296

約数和(自身を除く): 79473952

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 117563, 235126, 470252, 940504, 1881008, 5055209, 10110418, 20220836, 40441672, 80883344]

約数ペア:

[(1, 80883344), (2, 40441672), (4, 20220836), (8, 10110418), (16, 5055209), (43, 1881008), (86, 940504), (172, 470252), (344, 235126), (688, 117563)]