155961860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1201}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 337636992

約数和(自身を除く): 181675132

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 151, 172, 215, 302, 430, 604, 755, 860, 1201, 1510, 2402, 3020, 4804, 6005, 6493, 12010, 12986, 24020, 25972, 32465, 51643, 64930, 103286, 129860, 181351, 206572, 258215, 362702, 516430, 725404, 906755, 1032860, 1813510, 3627020, 7798093, 15596186, 31192372, 38990465, 77980930, 155961860]

約数ペア:

[(1, 155961860), (2, 77980930), (4, 38990465), (5, 31192372), (10, 15596186), (20, 7798093), (43, 3627020), (86, 1813510), (151, 1032860), (172, 906755), (215, 725404), (302, 516430), (430, 362702), (604, 258215), (755, 206572), (860, 181351), (1201, 129860), (1510, 103286), (2402, 64930), (3020, 51643), (4804, 32465), (6005, 25972), (6493, 24020), (12010, 12986)]