98678792180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{45265501}}^1$

素因数の和:45265619

約数の個数: 24

約数和(自身を含む): 209126619240

約数和(自身を除く): 110447827060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 45265501, 90531002, 181062004, 226327505, 452655010, 905310020, 4933939609, 9867879218, 19735758436, 24669698045, 49339396090, 98678792180]

約数ペア:

[(1, 98678792180), (2, 49339396090), (4, 24669698045), (5, 19735758436), (10, 9867879218), (20, 4933939609), (109, 905310020), (218, 452655010), (436, 226327505), (545, 181062004), (1090, 90531002), (2180, 45265501)]