80611636

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{21977}}^1$

素因数の和:22119

約数の個数: 24

約数和(自身を含む): 162461376

約数和(自身を除く): 81849740

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 21977, 43954, 87908, 153839, 307678, 615356, 2878987, 5757974, 11515948, 20152909, 40305818, 80611636]

約数ペア:

[(1, 80611636), (2, 40305818), (4, 20152909), (7, 11515948), (14, 5757974), (28, 2878987), (131, 615356), (262, 307678), (524, 153839), (917, 87908), (1834, 43954), (3668, 21977)]