25645100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19727}}^1$

素因数の和:19754

約数の個数: 36

約数和(自身を含む): 59933664

約数和(自身を除く): 34288564

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19727, 39454, 78908, 98635, 197270, 256451, 394540, 493175, 512902, 986350, 1025804, 1282255, 1972700, 2564510, 5129020, 6411275, 12822550, 25645100]

約数ペア:

[(1, 25645100), (2, 12822550), (4, 6411275), (5, 5129020), (10, 2564510), (13, 1972700), (20, 1282255), (25, 1025804), (26, 986350), (50, 512902), (52, 493175), (65, 394540), (100, 256451), (130, 197270), (260, 98635), (325, 78908), (650, 39454), (1300, 19727)]