81100528

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{38693}}^1$

素因数の和:38832

約数の個数: 20

約数和(自身を含む): 158335848

約数和(自身を除く): 77235320

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 38693, 77386, 154772, 309544, 619088, 5068783, 10137566, 20275132, 40550264, 81100528]

約数ペア:

[(1, 81100528), (2, 40550264), (4, 20275132), (8, 10137566), (16, 5068783), (131, 619088), (262, 309544), (524, 154772), (1048, 77386), (2096, 38693)]