68834272

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 146673072

約数和(自身を除く): 77838800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 337, 416, 491, 674, 982, 1348, 1964, 2696, 3928, 4381, 5392, 6383, 7856, 8762, 10784, 12766, 15712, 17524, 25532, 35048, 51064, 70096, 102128, 140192, 165467, 204256, 330934, 661868, 1323736, 2151071, 2647472, 4302142, 5294944, 8604284, 17208568, 34417136, 68834272]

約数ペア:

[(1, 68834272), (2, 34417136), (4, 17208568), (8, 8604284), (13, 5294944), (16, 4302142), (26, 2647472), (32, 2151071), (52, 1323736), (104, 661868), (208, 330934), (337, 204256), (416, 165467), (491, 140192), (674, 102128), (982, 70096), (1348, 51064), (1964, 35048), (2696, 25532), (3928, 17524), (4381, 15712), (5392, 12766), (6383, 10784), (7856, 8762)]