25439830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{195691}}^1$

素因数の和:195711

約数の個数: 16

約数和(自身を含む): 49314384

約数和(自身を除く): 23874554

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 195691, 391382, 978455, 1956910, 2543983, 5087966, 12719915, 25439830]

約数ペア:

[(1, 25439830), (2, 12719915), (5, 5087966), (10, 2543983), (13, 1956910), (26, 978455), (65, 391382), (130, 195691)]