77799728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113081}}^1$

素因数の和:113132

約数の個数: 20

約数和(自身を含む): 154243848

約数和(自身を除く): 76444120

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 113081, 226162, 452324, 904648, 1809296, 4862483, 9724966, 19449932, 38899864, 77799728]

約数ペア:

[(1, 77799728), (2, 38899864), (4, 19449932), (8, 9724966), (16, 4862483), (43, 1809296), (86, 904648), (172, 452324), (344, 226162), (688, 113081)]