51502605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 128

約数和(自身を含む): 113135616

約数和(自身を除く): 61633011

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 43, 51, 55, 61, 77, 85, 105, 119, 129, 165, 183, 187, 215, 231, 255, 301, 305, 357, 385, 427, 473, 561, 595, 645, 671, 731, 903, 915, 935, 1037, 1155, 1281, 1309, 1419, 1505, 1785, 2013, 2135, 2193, 2365, 2623, 2805, 3111, 3311, 3355, 3655, 3927, 4515, 4697, 5117, 5185, 6405, 6545, 7095, 7259, 7869, 8041, 9933, 10065, 10965, 11407, 13115, 14091, 15351, 15555, 16555, 18361, 19635, 21777, 23485, 24123, 25585, 28853, 34221, 36295, 39345, 40205, 44591, 49665, 55083, 56287, 57035, 70455, 76755, 79849, 86559, 91805, 108885, 120615, 133773, 144265, 168861, 171105, 201971, 222955, 239547, 275415, 281435, 312137, 399245, 432795, 490501, 605913, 668865, 844305, 936411, 1009855, 1197735, 1471503, 1560685, 2452505, 3029565, 3433507, 4682055, 7357515, 10300521, 17167535, 51502605]

約数ペア:

[(1, 51502605), (3, 17167535), (5, 10300521), (7, 7357515), (11, 4682055), (15, 3433507), (17, 3029565), (21, 2452505), (33, 1560685), (35, 1471503), (43, 1197735), (51, 1009855), (55, 936411), (61, 844305), (77, 668865), (85, 605913), (105, 490501), (119, 432795), (129, 399245), (165, 312137), (183, 281435), (187, 275415), (215, 239547), (231, 222955), (255, 201971), (301, 171105), (305, 168861), (357, 144265), (385, 133773), (427, 120615), (473, 108885), (561, 91805), (595, 86559), (645, 79849), (671, 76755), (731, 70455), (903, 57035), (915, 56287), (935, 55083), (1037, 49665), (1155, 44591), (1281, 40205), (1309, 39345), (1419, 36295), (1505, 34221), (1785, 28853), (2013, 25585), (2135, 24123), (2193, 23485), (2365, 21777), (2623, 19635), (2805, 18361), (3111, 16555), (3311, 15555), (3355, 15351), (3655, 14091), (3927, 13115), (4515, 11407), (4697, 10965), (5117, 10065), (5185, 9933), (6405, 8041), (6545, 7869), (7095, 7259)]