82101680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25031}}^1$

素因数の和:25085

約数の個数: 40

約数和(自身を含む): 195549984

約数和(自身を除く): 113448304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 25031, 50062, 100124, 125155, 200248, 250310, 400496, 500620, 1001240, 1026271, 2002480, 2052542, 4105084, 5131355, 8210168, 10262710, 16420336, 20525420, 41050840, 82101680]

約数ペア:

[(1, 82101680), (2, 41050840), (4, 20525420), (5, 16420336), (8, 10262710), (10, 8210168), (16, 5131355), (20, 4105084), (40, 2052542), (41, 2002480), (80, 1026271), (82, 1001240), (164, 500620), (205, 400496), (328, 250310), (410, 200248), (656, 125155), (820, 100124), (1640, 50062), (3280, 25031)]