78819656

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{719}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 150854400

約数和(自身を除く): 72034744

約数列:

[1, 2, 4, 8, 71, 142, 193, 284, 386, 568, 719, 772, 1438, 1544, 2876, 5752, 13703, 27406, 51049, 54812, 102098, 109624, 138767, 204196, 277534, 408392, 555068, 1110136, 9852457, 19704914, 39409828, 78819656]

約数ペア:

[(1, 78819656), (2, 39409828), (4, 19704914), (8, 9852457), (71, 1110136), (142, 555068), (193, 408392), (284, 277534), (386, 204196), (568, 138767), (719, 109624), (772, 102098), (1438, 54812), (1544, 51049), (2876, 27406), (5752, 13703)]