201664850

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{56807}}^1$

素因数の和:56890

約数の個数: 24

約数和(自身を含む): 380386368

約数和(自身を除く): 178721518

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 56807, 113614, 284035, 568070, 1420175, 2840350, 4033297, 8066594, 20166485, 40332970, 100832425, 201664850]

約数ペア:

[(1, 201664850), (2, 100832425), (5, 40332970), (10, 20166485), (25, 8066594), (50, 4033297), (71, 2840350), (142, 1420175), (355, 568070), (710, 284035), (1775, 113614), (3550, 56807)]