72158284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{20759}}^1$

素因数の和:20853

約数の個数: 24

約数和(自身を含む): 139507200

約数和(自身を除く): 67348916

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 20759, 41518, 83036, 228349, 456698, 913396, 1639961, 3279922, 6559844, 18039571, 36079142, 72158284]

約数ペア:

[(1, 72158284), (2, 36079142), (4, 18039571), (11, 6559844), (22, 3279922), (44, 1639961), (79, 913396), (158, 456698), (316, 228349), (869, 83036), (1738, 41518), (3476, 20759)]