71872568

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{55117}}^1$

素因数の和:55286

約数の個数: 16

約数和(自身を含む): 135590280

約数和(自身を除く): 63717712

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 55117, 110234, 220468, 440936, 8984071, 17968142, 35936284, 71872568]

約数ペア:

[(1, 71872568), (2, 35936284), (4, 17968142), (8, 8984071), (163, 440936), (326, 220468), (652, 110234), (1304, 55117)]