20045406925

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{213079}}^1$

素因数の和:213213

約数の個数: 24

約数和(自身を含む): 25682106240

約数和(自身を除く): 5636699315

約数列:

[1, 5, 25, 53, 71, 265, 355, 1325, 1775, 3763, 18815, 94075, 213079, 1065395, 5326975, 11293187, 15128609, 56465935, 75643045, 282329675, 378215225, 801816277, 4009081385, 20045406925]

約数ペア:

[(1, 20045406925), (5, 4009081385), (25, 801816277), (53, 378215225), (71, 282329675), (265, 75643045), (355, 56465935), (1325, 15128609), (1775, 11293187), (3763, 5326975), (18815, 1065395), (94075, 213079)]