80841290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{11059}}^1$

素因数の和:11126

約数の個数: 32

約数和(自身を含む): 157671360

約数和(自身を除く): 76830070

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 7310, 11059, 22118, 55295, 110590, 188003, 376006, 475537, 940015, 951074, 1880030, 2377685, 4755370, 8084129, 16168258, 40420645, 80841290]

約数ペア:

[(1, 80841290), (2, 40420645), (5, 16168258), (10, 8084129), (17, 4755370), (34, 2377685), (43, 1880030), (85, 951074), (86, 940015), (170, 475537), (215, 376006), (430, 188003), (731, 110590), (1462, 55295), (3655, 22118), (7310, 11059)]