20595325

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 26623296

約数和(自身を除く): 6027971

約数列:

[1, 5, 25, 41, 71, 205, 283, 355, 1025, 1415, 1775, 2911, 7075, 11603, 14555, 20093, 58015, 72775, 100465, 290075, 502325, 823813, 4119065, 20595325]

約数ペア:

[(1, 20595325), (5, 4119065), (25, 823813), (41, 502325), (71, 290075), (205, 100465), (283, 72775), (355, 58015), (1025, 20093), (1415, 14555), (1775, 11603), (2911, 7075)]