80968790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{68041}}^1$

素因数の和:68072

約数の個数: 32

約数和(自身を含む): 176364864

約数和(自身を除く): 95396074

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 68041, 136082, 340205, 476287, 680410, 952574, 1156697, 2313394, 2381435, 4762870, 5783485, 8096879, 11566970, 16193758, 40484395, 80968790]

約数ペア:

[(1, 80968790), (2, 40484395), (5, 16193758), (7, 11566970), (10, 8096879), (14, 5783485), (17, 4762870), (34, 2381435), (35, 2313394), (70, 1156697), (85, 952574), (119, 680410), (170, 476287), (238, 340205), (595, 136082), (1190, 68041)]