78340016

素因数分解:

$2^4\times {\mathrm{1259}}^1\times {\mathrm{3889}}^1$

素因数の和:5156

約数の個数: 20

約数和(自身を含む): 151943400

約数和(自身を除く): 73603384

約数列:

[1, 2, 4, 8, 16, 1259, 2518, 3889, 5036, 7778, 10072, 15556, 20144, 31112, 62224, 4896251, 9792502, 19585004, 39170008, 78340016]

約数ペア:

[(1, 78340016), (2, 39170008), (4, 19585004), (8, 9792502), (16, 4896251), (1259, 62224), (2518, 31112), (3889, 20144), (5036, 15556), (7778, 10072)]