78016646

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:620

約数の個数: 32

約数和(自身を含む): 126074880

約数和(自身を除く): 48058234

約数列:

[1, 2, 31, 37, 62, 71, 74, 142, 479, 958, 1147, 2201, 2294, 2627, 4402, 5254, 14849, 17723, 29698, 34009, 35446, 68018, 81437, 162874, 549413, 1054279, 1098826, 1258333, 2108558, 2516666, 39008323, 78016646]

約数ペア:

[(1, 78016646), (2, 39008323), (31, 2516666), (37, 2108558), (62, 1258333), (71, 1098826), (74, 1054279), (142, 549413), (479, 162874), (958, 81437), (1147, 68018), (2201, 35446), (2294, 34009), (2627, 29698), (4402, 17723), (5254, 14849)]