83665420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{102031}}^1$

素因数の和:102081

約数の個数: 24

約数和(自身を含む): 179984448

約数和(自身を除く): 96319028

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 102031, 204062, 408124, 510155, 1020310, 2040620, 4183271, 8366542, 16733084, 20916355, 41832710, 83665420]

約数ペア:

[(1, 83665420), (2, 41832710), (4, 20916355), (5, 16733084), (10, 8366542), (20, 4183271), (41, 2040620), (82, 1020310), (164, 510155), (205, 408124), (410, 204062), (820, 102031)]