71781688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4099}}^1$

素因数の和:4315

約数の個数: 32

約数和(自身を含む): 147600000

約数和(自身を除く): 75818312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 199, 398, 796, 1592, 2189, 4099, 4378, 8198, 8756, 16396, 17512, 32792, 45089, 90178, 180356, 360712, 815701, 1631402, 3262804, 6525608, 8972711, 17945422, 35890844, 71781688]

約数ペア:

[(1, 71781688), (2, 35890844), (4, 17945422), (8, 8972711), (11, 6525608), (22, 3262804), (44, 1631402), (88, 815701), (199, 360712), (398, 180356), (796, 90178), (1592, 45089), (2189, 32792), (4099, 17512), (4378, 16396), (8198, 8756)]