25489730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{811}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 52617600

約数和(自身を除く): 27127870

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 449, 811, 898, 1622, 2245, 3143, 4055, 4490, 5677, 6286, 8110, 11354, 15715, 28385, 31430, 56770, 364139, 728278, 1820695, 2548973, 3641390, 5097946, 12744865, 25489730]

約数ペア:

[(1, 25489730), (2, 12744865), (5, 5097946), (7, 3641390), (10, 2548973), (14, 1820695), (35, 728278), (70, 364139), (449, 56770), (811, 31430), (898, 28385), (1622, 15715), (2245, 11354), (3143, 8110), (4055, 6286), (4490, 5677)]