890484485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 1190246400

約数和(自身を除く): 299761915

約数列:

[1, 5, 11, 55, 71, 163, 355, 781, 815, 1399, 1793, 3905, 6995, 8965, 11573, 15389, 57865, 76945, 99329, 127303, 228037, 496645, 636515, 1092619, 1140185, 2508407, 5463095, 12542035, 16190627, 80953135, 178096897, 890484485]

約数ペア:

[(1, 890484485), (5, 178096897), (11, 80953135), (55, 16190627), (71, 12542035), (163, 5463095), (355, 2508407), (781, 1140185), (815, 1092619), (1399, 636515), (1793, 496645), (3905, 228037), (6995, 127303), (8965, 99329), (11573, 76945), (15389, 57865)]