77940818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 127370880

約数和(自身を除く): 49430062

約数列:

[1, 2, 17, 34, 71, 83, 142, 166, 389, 778, 1207, 1411, 2414, 2822, 5893, 6613, 11786, 13226, 27619, 32287, 55238, 64574, 100181, 200362, 469523, 548879, 939046, 1097758, 2292377, 4584754, 38970409, 77940818]

約数ペア:

[(1, 77940818), (2, 38970409), (17, 4584754), (34, 2292377), (71, 1097758), (83, 939046), (142, 548879), (166, 469523), (389, 200362), (778, 100181), (1207, 64574), (1411, 55238), (2414, 32287), (2822, 27619), (5893, 13226), (6613, 11786)]