69913280

素因数分解:

$2^6\times 5^1\times {\mathrm{218479}}^1$

素因数の和:218496

約数の個数: 28

約数和(自身を含む): 166481760

約数和(自身を除く): 96568480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 218479, 436958, 873916, 1092395, 1747832, 2184790, 3495664, 4369580, 6991328, 8739160, 13982656, 17478320, 34956640, 69913280]

約数ペア:

[(1, 69913280), (2, 34956640), (4, 17478320), (5, 13982656), (8, 8739160), (10, 6991328), (16, 4369580), (20, 3495664), (32, 2184790), (40, 1747832), (64, 1092395), (80, 873916), (160, 436958), (320, 218479)]