69760

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 168300

約数和(自身を除く): 98540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1744, 2180, 3488, 4360, 6976, 8720, 13952, 17440, 34880, 69760]

約数ペア:

[(1, 69760), (2, 34880), (4, 17440), (5, 13952), (8, 8720), (10, 6976), (16, 4360), (20, 3488), (32, 2180), (40, 1744), (64, 1090), (80, 872), (109, 640), (128, 545), (160, 436), (218, 320)]