68721856

素因数分解:

$2^6\times 7^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:957

約数の個数: 56

約数和(自身を含む): 156805376

約数和(自身を除く): 88083520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 211, 224, 422, 448, 727, 844, 1454, 1477, 1688, 2908, 2954, 3376, 5089, 5816, 5908, 6752, 10178, 11632, 11816, 13504, 20356, 23264, 23632, 40712, 46528, 47264, 81424, 94528, 153397, 162848, 306794, 325696, 613588, 1073779, 1227176, 2147558, 2454352, 4295116, 4908704, 8590232, 9817408, 17180464, 34360928, 68721856]

約数ペア:

[(1, 68721856), (2, 34360928), (4, 17180464), (7, 9817408), (8, 8590232), (14, 4908704), (16, 4295116), (28, 2454352), (32, 2147558), (56, 1227176), (64, 1073779), (112, 613588), (211, 325696), (224, 306794), (422, 162848), (448, 153397), (727, 94528), (844, 81424), (1454, 47264), (1477, 46528), (1688, 40712), (2908, 23632), (2954, 23264), (3376, 20356), (5089, 13504), (5816, 11816), (5908, 11632), (6752, 10178)]