136257280

素因数分解:

$2^8\times 5^1\times {\mathrm{106451}}^1$

素因数の和:106472

約数の個数: 36

約数和(自身を含む): 326381832

約数和(自身を除く): 190124552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 106451, 212902, 425804, 532255, 851608, 1064510, 1703216, 2129020, 3406432, 4258040, 6812864, 8516080, 13625728, 17032160, 27251456, 34064320, 68128640, 136257280]

約数ペア:

[(1, 136257280), (2, 68128640), (4, 34064320), (5, 27251456), (8, 17032160), (10, 13625728), (16, 8516080), (20, 6812864), (32, 4258040), (40, 3406432), (64, 2129020), (80, 1703216), (128, 1064510), (160, 851608), (256, 532255), (320, 425804), (640, 212902), (1280, 106451)]