78009855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:209

約数の個数: 128

約数和(自身を含む): 171694080

約数和(自身を除く): 93684225

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 29, 33, 35, 51, 55, 77, 85, 87, 105, 119, 137, 145, 165, 187, 203, 231, 255, 319, 357, 385, 411, 435, 493, 561, 595, 609, 685, 935, 957, 959, 1015, 1155, 1309, 1479, 1507, 1595, 1785, 2055, 2233, 2329, 2465, 2805, 2877, 3045, 3451, 3927, 3973, 4521, 4785, 4795, 5423, 6545, 6699, 6987, 7395, 7535, 10353, 10549, 11165, 11645, 11919, 14385, 16269, 16303, 17255, 19635, 19865, 22605, 25619, 27115, 27811, 31647, 33495, 34935, 37961, 43703, 48909, 51765, 52745, 59595, 67541, 76857, 81345, 81515, 83433, 113883, 128095, 131109, 139055, 158235, 179333, 189805, 202623, 218515, 244545, 305921, 337705, 384285, 417165, 472787, 537999, 569415, 655545, 742951, 896665, 917763, 1013115, 1418361, 1529605, 2228853, 2363935, 2689995, 3714755, 4588815, 5200657, 7091805, 11144265, 15601971, 26003285, 78009855]

約数ペア:

[(1, 78009855), (3, 26003285), (5, 15601971), (7, 11144265), (11, 7091805), (15, 5200657), (17, 4588815), (21, 3714755), (29, 2689995), (33, 2363935), (35, 2228853), (51, 1529605), (55, 1418361), (77, 1013115), (85, 917763), (87, 896665), (105, 742951), (119, 655545), (137, 569415), (145, 537999), (165, 472787), (187, 417165), (203, 384285), (231, 337705), (255, 305921), (319, 244545), (357, 218515), (385, 202623), (411, 189805), (435, 179333), (493, 158235), (561, 139055), (595, 131109), (609, 128095), (685, 113883), (935, 83433), (957, 81515), (959, 81345), (1015, 76857), (1155, 67541), (1309, 59595), (1479, 52745), (1507, 51765), (1595, 48909), (1785, 43703), (2055, 37961), (2233, 34935), (2329, 33495), (2465, 31647), (2805, 27811), (2877, 27115), (3045, 25619), (3451, 22605), (3927, 19865), (3973, 19635), (4521, 17255), (4785, 16303), (4795, 16269), (5423, 14385), (6545, 11919), (6699, 11645), (6987, 11165), (7395, 10549), (7535, 10353)]