78640504

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{2593}}^1$

素因数の和:2839

約数の個数: 32

約数和(自身を含む): 156885120

約数和(自身を除く): 78244616

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 223, 446, 892, 1784, 2593, 3791, 5186, 7582, 10372, 15164, 20744, 30328, 44081, 88162, 176324, 352648, 578239, 1156478, 2312956, 4625912, 9830063, 19660126, 39320252, 78640504]

約数ペア:

[(1, 78640504), (2, 39320252), (4, 19660126), (8, 9830063), (17, 4625912), (34, 2312956), (68, 1156478), (136, 578239), (223, 352648), (446, 176324), (892, 88162), (1784, 44081), (2593, 30328), (3791, 20744), (5186, 15164), (7582, 10372)]