81944778890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{2705341}}^1$

素因数の和:2705594

約数の個数: 32

約数和(自身を含む): 159528607056

約数和(自身を除く): 77583828166

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 233, 466, 1165, 2330, 3029, 6058, 15145, 30290, 2705341, 5410682, 13526705, 27053410, 35169433, 70338866, 175847165, 351694330, 630344453, 1260688906, 3151722265, 6303444530, 8194477889, 16388955778, 40972389445, 81944778890]

約数ペア:

[(1, 81944778890), (2, 40972389445), (5, 16388955778), (10, 8194477889), (13, 6303444530), (26, 3151722265), (65, 1260688906), (130, 630344453), (233, 351694330), (466, 175847165), (1165, 70338866), (2330, 35169433), (3029, 27053410), (6058, 13526705), (15145, 5410682), (30290, 2705341)]