81529568

素因数分解:

$2^5\times {\mathrm{491}}^1\times {\mathrm{5189}}^1$

素因数の和:5690

約数の個数: 24

約数和(自身を含む): 160869240

約数和(自身を除く): 79339672

約数列:

[1, 2, 4, 8, 16, 32, 491, 982, 1964, 3928, 5189, 7856, 10378, 15712, 20756, 41512, 83024, 166048, 2547799, 5095598, 10191196, 20382392, 40764784, 81529568]

約数ペア:

[(1, 81529568), (2, 40764784), (4, 20382392), (8, 10191196), (16, 5095598), (32, 2547799), (491, 166048), (982, 83024), (1964, 41512), (3928, 20756), (5189, 15712), (7856, 10378)]