809683520

素因数分解:

$2^6\times 5^1\times {\mathrm{2530261}}^1$

素因数の和:2530278

約数の個数: 28

約数和(自身を含む): 1928059644

約数和(自身を除く): 1118376124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2530261, 5060522, 10121044, 12651305, 20242088, 25302610, 40484176, 50605220, 80968352, 101210440, 161936704, 202420880, 404841760, 809683520]

約数ペア:

[(1, 809683520), (2, 404841760), (4, 202420880), (5, 161936704), (8, 101210440), (10, 80968352), (16, 50605220), (20, 40484176), (32, 25302610), (40, 20242088), (64, 12651305), (80, 10121044), (160, 5060522), (320, 2530261)]