142740175

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 192844800

約数和(自身を除く): 50104625

約数列:

[1, 5, 25, 29, 47, 59, 71, 145, 235, 295, 355, 725, 1175, 1363, 1475, 1711, 1775, 2059, 2773, 3337, 4189, 6815, 8555, 10295, 13865, 16685, 20945, 34075, 42775, 51475, 69325, 80417, 83425, 96773, 104725, 121481, 196883, 402085, 483865, 607405, 984415, 2010425, 2419325, 3037025, 4922075, 5709607, 28548035, 142740175]

約数ペア:

[(1, 142740175), (5, 28548035), (25, 5709607), (29, 4922075), (47, 3037025), (59, 2419325), (71, 2010425), (145, 984415), (235, 607405), (295, 483865), (355, 402085), (725, 196883), (1175, 121481), (1363, 104725), (1475, 96773), (1711, 83425), (1775, 80417), (2059, 69325), (2773, 51475), (3337, 42775), (4189, 34075), (6815, 20945), (8555, 16685), (10295, 13865)]