311287730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{4999}}^1$

素因数の和:5498

約数の個数: 32

約数和(自身を含む): 604800000

約数和(自身を除く): 293512270

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 958, 2395, 4790, 4999, 6227, 9998, 12454, 24995, 31135, 49990, 62270, 64987, 129974, 324935, 649870, 2394521, 4789042, 11972605, 23945210, 31128773, 62257546, 155643865, 311287730]

約数ペア:

[(1, 311287730), (2, 155643865), (5, 62257546), (10, 31128773), (13, 23945210), (26, 11972605), (65, 4789042), (130, 2394521), (479, 649870), (958, 324935), (2395, 129974), (4790, 64987), (4999, 62270), (6227, 49990), (9998, 31135), (12454, 24995)]