675208225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{20021}}^1$

素因数の和:20121

約数の個数: 24

約数和(自身を含む): 893782080

約数和(自身を除く): 218573855

約数列:

[1, 5, 19, 25, 71, 95, 355, 475, 1349, 1775, 6745, 20021, 33725, 100105, 380399, 500525, 1421491, 1901995, 7107455, 9509975, 27008329, 35537275, 135041645, 675208225]

約数ペア:

[(1, 675208225), (5, 135041645), (19, 35537275), (25, 27008329), (71, 9509975), (95, 7107455), (355, 1901995), (475, 1421491), (1349, 500525), (1775, 380399), (6745, 100105), (20021, 33725)]