30625245

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 70424640

約数和(自身を除く): 39799395

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 43, 45, 49, 51, 57, 63, 85, 95, 105, 119, 129, 133, 147, 153, 171, 215, 245, 255, 285, 301, 315, 323, 357, 387, 399, 441, 595, 645, 665, 731, 735, 765, 817, 833, 855, 903, 931, 969, 1071, 1197, 1505, 1615, 1785, 1935, 1995, 2107, 2193, 2205, 2261, 2451, 2499, 2709, 2793, 2907, 3655, 4085, 4165, 4515, 4655, 4845, 5117, 5355, 5719, 5985, 6321, 6579, 6783, 7353, 7497, 8379, 10535, 10965, 11305, 12255, 12495, 13545, 13889, 13965, 14535, 15351, 15827, 17157, 18963, 20349, 25585, 28595, 31605, 32895, 33915, 35819, 36765, 37485, 40033, 41667, 41895, 46053, 47481, 51471, 69445, 76755, 79135, 85785, 94815, 97223, 101745, 107457, 120099, 125001, 142443, 179095, 200165, 208335, 230265, 237405, 257355, 291669, 322371, 360297, 486115, 537285, 600495, 625005, 680561, 712215, 875007, 1458345, 1611855, 1801485, 2041683, 3402805, 4375035, 6125049, 10208415, 30625245]

約数ペア:

[(1, 30625245), (3, 10208415), (5, 6125049), (7, 4375035), (9, 3402805), (15, 2041683), (17, 1801485), (19, 1611855), (21, 1458345), (35, 875007), (43, 712215), (45, 680561), (49, 625005), (51, 600495), (57, 537285), (63, 486115), (85, 360297), (95, 322371), (105, 291669), (119, 257355), (129, 237405), (133, 230265), (147, 208335), (153, 200165), (171, 179095), (215, 142443), (245, 125001), (255, 120099), (285, 107457), (301, 101745), (315, 97223), (323, 94815), (357, 85785), (387, 79135), (399, 76755), (441, 69445), (595, 51471), (645, 47481), (665, 46053), (731, 41895), (735, 41667), (765, 40033), (817, 37485), (833, 36765), (855, 35819), (903, 33915), (931, 32895), (969, 31605), (1071, 28595), (1197, 25585), (1505, 20349), (1615, 18963), (1785, 17157), (1935, 15827), (1995, 15351), (2107, 14535), (2193, 13965), (2205, 13889), (2261, 13545), (2451, 12495), (2499, 12255), (2709, 11305), (2793, 10965), (2907, 10535), (3655, 8379), (4085, 7497), (4165, 7353), (4515, 6783), (4655, 6579), (4845, 6321), (5117, 5985), (5355, 5719)]