64616816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5171}}^1$

素因数の和:5261

約数の個数: 40

約数和(自身を含む): 138526848

約数和(自身を除く): 73910032

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 71, 88, 142, 176, 284, 568, 781, 1136, 1562, 3124, 5171, 6248, 10342, 12496, 20684, 41368, 56881, 82736, 113762, 227524, 367141, 455048, 734282, 910096, 1468564, 2937128, 4038551, 5874256, 8077102, 16154204, 32308408, 64616816]

約数ペア:

[(1, 64616816), (2, 32308408), (4, 16154204), (8, 8077102), (11, 5874256), (16, 4038551), (22, 2937128), (44, 1468564), (71, 910096), (88, 734282), (142, 455048), (176, 367141), (284, 227524), (568, 113762), (781, 82736), (1136, 56881), (1562, 41368), (3124, 20684), (5171, 12496), (6248, 10342)]