806739856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90199}}^1$

素因数の和:90263

約数の個数: 40

約数和(自身を含む): 1722459200

約数和(自身を除く): 915719344

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 90199, 180398, 360796, 721592, 1172587, 1443184, 2345174, 3878557, 4690348, 7757114, 9380696, 15514228, 18761392, 31028456, 50421241, 62056912, 100842482, 201684964, 403369928, 806739856]

約数ペア:

[(1, 806739856), (2, 403369928), (4, 201684964), (8, 100842482), (13, 62056912), (16, 50421241), (26, 31028456), (43, 18761392), (52, 15514228), (86, 9380696), (104, 7757114), (172, 4690348), (208, 3878557), (344, 2345174), (559, 1443184), (688, 1172587), (1118, 721592), (2236, 360796), (4472, 180398), (8944, 90199)]