90143860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{265129}}^1$

素因数の和:265155

約数の個数: 24

約数和(自身を含む): 200438280

約数和(自身を除く): 110294420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 265129, 530258, 1060516, 1325645, 2651290, 4507193, 5302580, 9014386, 18028772, 22535965, 45071930, 90143860]

約数ペア:

[(1, 90143860), (2, 45071930), (4, 22535965), (5, 18028772), (10, 9014386), (17, 5302580), (20, 4507193), (34, 2651290), (68, 1325645), (85, 1060516), (170, 530258), (340, 265129)]