201636280

素因数分解:

$2^3\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{3929}}^1$

素因数の和:5223

約数の個数: 32

約数和(自身を含む): 454150800

約数和(自身を除く): 252514520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1283, 2566, 3929, 5132, 6415, 7858, 10264, 12830, 15716, 19645, 25660, 31432, 39290, 51320, 78580, 157160, 5040907, 10081814, 20163628, 25204535, 40327256, 50409070, 100818140, 201636280]

約数ペア:

[(1, 201636280), (2, 100818140), (4, 50409070), (5, 40327256), (8, 25204535), (10, 20163628), (20, 10081814), (40, 5040907), (1283, 157160), (2566, 78580), (3929, 51320), (5132, 39290), (6415, 31432), (7858, 25660), (10264, 19645), (12830, 15716)]