25298025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 45205440

約数和(自身を除く): 19907415

約数列:

[1, 3, 5, 15, 19, 25, 41, 57, 75, 95, 123, 205, 285, 433, 475, 615, 779, 1025, 1299, 1425, 2165, 2337, 3075, 3895, 6495, 8227, 10825, 11685, 17753, 19475, 24681, 32475, 41135, 53259, 58425, 88765, 123405, 205675, 266295, 337307, 443825, 617025, 1011921, 1331475, 1686535, 5059605, 8432675, 25298025]

約数ペア:

[(1, 25298025), (3, 8432675), (5, 5059605), (15, 1686535), (19, 1331475), (25, 1011921), (41, 617025), (57, 443825), (75, 337307), (95, 266295), (123, 205675), (205, 123405), (285, 88765), (433, 58425), (475, 53259), (615, 41135), (779, 32475), (1025, 24681), (1299, 19475), (1425, 17753), (2165, 11685), (2337, 10825), (3075, 8227), (3895, 6495)]