68788144

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{54421}}^1$

素因数の和:54508

約数の個数: 20

約数和(自身を含む): 134966560

約数和(自身を除く): 66178416

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 54421, 108842, 217684, 435368, 870736, 4299259, 8598518, 17197036, 34394072, 68788144]

約数ペア:

[(1, 68788144), (2, 34394072), (4, 17197036), (8, 8598518), (16, 4299259), (79, 870736), (158, 435368), (316, 217684), (632, 108842), (1264, 54421)]