13312780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51203}}^1$

素因数の和:51225

約数の個数: 24

約数和(自身を含む): 30107952

約数和(自身を除く): 16795172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 51203, 102406, 204812, 256015, 512030, 665639, 1024060, 1331278, 2662556, 3328195, 6656390, 13312780]

約数ペア:

[(1, 13312780), (2, 6656390), (4, 3328195), (5, 2662556), (10, 1331278), (13, 1024060), (20, 665639), (26, 512030), (52, 256015), (65, 204812), (130, 102406), (260, 51203)]