164432456

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{51257}}^1$

素因数の和:51664

約数の個数: 16

約数和(自身を含む): 309085740

約数和(自身を除く): 144653284

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 51257, 102514, 205028, 410056, 20554057, 41108114, 82216228, 164432456]

約数ペア:

[(1, 164432456), (2, 82216228), (4, 41108114), (8, 20554057), (401, 410056), (802, 205028), (1604, 102514), (3208, 51257)]