520026130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{911}}^1\times {\mathrm{4391}}^1$

素因数の和:5322

約数の個数: 32

約数和(自身を含む): 1009387008

約数和(自身を除く): 489360878

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 911, 1822, 4391, 4555, 8782, 9110, 11843, 21955, 23686, 43910, 57083, 59215, 114166, 118430, 285415, 570830, 4000201, 8000402, 20001005, 40002010, 52002613, 104005226, 260013065, 520026130]

約数ペア:

[(1, 520026130), (2, 260013065), (5, 104005226), (10, 52002613), (13, 40002010), (26, 20001005), (65, 8000402), (130, 4000201), (911, 570830), (1822, 285415), (4391, 118430), (4555, 114166), (8782, 59215), (9110, 57083), (11843, 43910), (21955, 23686)]