81842536

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{25013}}^1$

素因数の和:25428

約数の個数: 16

約数和(自身を含む): 153836100

約数和(自身を除く): 71993564

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 25013, 50026, 100052, 200104, 10230317, 20460634, 40921268, 81842536]

約数ペア:

[(1, 81842536), (2, 40921268), (4, 20460634), (8, 10230317), (409, 200104), (818, 100052), (1636, 50026), (3272, 25013)]