100818140

素因数分解:

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

素因数の和:5221

約数の個数: 24

約数和(自身を含む): 211937040

約数和(自身を除く): 111118900

約数列:

[1, 2, 4, 5, 10, 20, 1283, 2566, 3929, 5132, 6415, 7858, 12830, 15716, 19645, 25660, 39290, 78580, 5040907, 10081814, 20163628, 25204535, 50409070, 100818140]

約数ペア:

[(1, 100818140), (2, 50409070), (4, 25204535), (5, 20163628), (10, 10081814), (20, 5040907), (1283, 78580), (2566, 39290), (3929, 25660), (5132, 19645), (6415, 15716), (7858, 12830)]