87725720

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{4799}}^1$

素因数の和:5267

約数の個数: 32

約数和(自身を含む): 197856000

約数和(自身を除く): 110130280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 4799, 9140, 9598, 18280, 19196, 23995, 38392, 47990, 95980, 191960, 2193143, 4386286, 8772572, 10965715, 17545144, 21931430, 43862860, 87725720]

約数ペア:

[(1, 87725720), (2, 43862860), (4, 21931430), (5, 17545144), (8, 10965715), (10, 8772572), (20, 4386286), (40, 2193143), (457, 191960), (914, 95980), (1828, 47990), (2285, 38392), (3656, 23995), (4570, 19196), (4799, 18280), (9140, 9598)]