78475568

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{28351}}^1$

素因数の和:28532

約数の個数: 20

約数和(自身を含む): 152930688

約数和(自身を除く): 74455120

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 28351, 56702, 113404, 226808, 453616, 4904723, 9809446, 19618892, 39237784, 78475568]

約数ペア:

[(1, 78475568), (2, 39237784), (4, 19618892), (8, 9809446), (16, 4904723), (173, 453616), (346, 226808), (692, 113404), (1384, 56702), (2768, 28351)]