13025260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 29111040

約数和(自身を除く): 16085780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 151, 190, 227, 302, 380, 454, 604, 755, 908, 1135, 1510, 2270, 2869, 3020, 4313, 4540, 5738, 8626, 11476, 14345, 17252, 21565, 28690, 34277, 43130, 57380, 68554, 86260, 137108, 171385, 342770, 651263, 685540, 1302526, 2605052, 3256315, 6512630, 13025260]

約数ペア:

[(1, 13025260), (2, 6512630), (4, 3256315), (5, 2605052), (10, 1302526), (19, 685540), (20, 651263), (38, 342770), (76, 171385), (95, 137108), (151, 86260), (190, 68554), (227, 57380), (302, 43130), (380, 34277), (454, 28690), (604, 21565), (755, 17252), (908, 14345), (1135, 11476), (1510, 8626), (2270, 5738), (2869, 4540), (3020, 4313)]