86970160

素因数分解:

$2^4\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1097}}^1$

素因数の和:2101

約数の個数: 40

約数和(自身を含む): 202594176

約数和(自身を除く): 115624016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 991, 1097, 1982, 2194, 3964, 4388, 4955, 5485, 7928, 8776, 9910, 10970, 15856, 17552, 19820, 21940, 39640, 43880, 79280, 87760, 1087127, 2174254, 4348508, 5435635, 8697016, 10871270, 17394032, 21742540, 43485080, 86970160]

約数ペア:

[(1, 86970160), (2, 43485080), (4, 21742540), (5, 17394032), (8, 10871270), (10, 8697016), (16, 5435635), (20, 4348508), (40, 2174254), (80, 1087127), (991, 87760), (1097, 79280), (1982, 43880), (2194, 39640), (3964, 21940), (4388, 19820), (4955, 17552), (5485, 15856), (7928, 10970), (8776, 9910)]