87586280

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{2963}}^1$

素因数の和:3713

約数の個数: 32

約数和(自身を含む): 197402400

約数和(自身を除く): 109816120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1478, 2956, 2963, 3695, 5912, 5926, 7390, 11852, 14780, 14815, 23704, 29560, 29630, 59260, 118520, 2189657, 4379314, 8758628, 10948285, 17517256, 21896570, 43793140, 87586280]

約数ペア:

[(1, 87586280), (2, 43793140), (4, 21896570), (5, 17517256), (8, 10948285), (10, 8758628), (20, 4379314), (40, 2189657), (739, 118520), (1478, 59260), (2956, 29630), (2963, 29560), (3695, 23704), (5912, 14815), (5926, 14780), (7390, 11852)]