78941872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{159157}}^1$

素因数の和:159196

約数の個数: 20

約数和(自身を含む): 157884736

約数和(自身を除く): 78942864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 159157, 318314, 636628, 1273256, 2546512, 4933867, 9867734, 19735468, 39470936, 78941872]

約数ペア:

[(1, 78941872), (2, 39470936), (4, 19735468), (8, 9867734), (16, 4933867), (31, 2546512), (62, 1273256), (124, 636628), (248, 318314), (496, 159157)]