81998524

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{6329}}^1$

素因数の和:6453

約数の個数: 24

約数和(自身を含む): 148881600

約数和(自身を除く): 66883076

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 3239, 6329, 6478, 12658, 12956, 25316, 259489, 499991, 518978, 999982, 1037956, 1999964, 20499631, 40999262, 81998524]

約数ペア:

[(1, 81998524), (2, 40999262), (4, 20499631), (41, 1999964), (79, 1037956), (82, 999982), (158, 518978), (164, 499991), (316, 259489), (3239, 25316), (6329, 12956), (6478, 12658)]