87667790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{4027}}^1$

素因数の和:4352

約数の個数: 32

約数和(自身を含む): 180969984

約数和(自身を除く): 93302194

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 311, 622, 1555, 2177, 3110, 4027, 4354, 8054, 10885, 20135, 21770, 28189, 40270, 56378, 140945, 281890, 1252397, 2504794, 6261985, 8766779, 12523970, 17533558, 43833895, 87667790]

約数ペア:

[(1, 87667790), (2, 43833895), (5, 17533558), (7, 12523970), (10, 8766779), (14, 6261985), (35, 2504794), (70, 1252397), (311, 281890), (622, 140945), (1555, 56378), (2177, 40270), (3110, 28189), (4027, 21770), (4354, 20135), (8054, 10885)]