81105510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{40351}}^1$

素因数の和:40428

約数の個数: 32

約数和(自身を含む): 197563392

約数和(自身を除く): 116457882

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 40351, 80702, 121053, 201755, 242106, 403510, 605265, 1210530, 2703517, 5407034, 8110551, 13517585, 16221102, 27035170, 40552755, 81105510]

約数ペア:

[(1, 81105510), (2, 40552755), (3, 27035170), (5, 16221102), (6, 13517585), (10, 8110551), (15, 5407034), (30, 2703517), (67, 1210530), (134, 605265), (201, 403510), (335, 242106), (402, 201755), (670, 121053), (1005, 80702), (2010, 40351)]