201902785

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 295036560

約数和(自身を除く): 93133775

約数列:

[1, 5, 7, 29, 35, 49, 145, 157, 181, 203, 245, 785, 905, 1015, 1099, 1267, 1421, 4553, 5249, 5495, 6335, 7105, 7693, 8869, 22765, 26245, 28417, 31871, 36743, 38465, 44345, 142085, 159355, 183715, 198919, 223097, 257201, 824093, 994595, 1115485, 1286005, 1392433, 4120465, 5768651, 6962165, 28843255, 40380557, 201902785]

約数ペア:

[(1, 201902785), (5, 40380557), (7, 28843255), (29, 6962165), (35, 5768651), (49, 4120465), (145, 1392433), (157, 1286005), (181, 1115485), (203, 994595), (245, 824093), (785, 257201), (905, 223097), (1015, 198919), (1099, 183715), (1267, 159355), (1421, 142085), (4553, 44345), (5249, 38465), (5495, 36743), (6335, 31871), (7105, 28417), (7693, 26245), (8869, 22765)]