78918256

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{67567}}^1$

素因数の和:67648

約数の個数: 20

約数和(自身を含む): 155000992

約数和(自身を除く): 76082736

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 67567, 135134, 270268, 540536, 1081072, 4932391, 9864782, 19729564, 39459128, 78918256]

約数ペア:

[(1, 78918256), (2, 39459128), (4, 19729564), (8, 9864782), (16, 4932391), (73, 1081072), (146, 540536), (292, 270268), (584, 135134), (1168, 67567)]