261192397665

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2\times {\mathrm{157}}^1\times {\mathrm{797}}^1$

素因数の和:1127

約数の個数: 96

約数和(自身を含む): 441265757184

約数和(自身を除く): 180073359519

約数列:

[1, 3, 5, 15, 31, 67, 93, 155, 157, 201, 335, 465, 471, 785, 797, 1005, 2077, 2355, 2391, 3985, 4489, 4867, 6231, 10385, 10519, 11955, 13467, 14601, 22445, 24335, 24707, 31155, 31557, 52595, 53399, 67335, 73005, 74121, 123535, 125129, 139159, 157785, 160197, 266995, 326089, 370605, 375387, 417477, 625645, 695795, 704773, 800985, 978267, 1630445, 1655369, 1876935, 2087385, 2114319, 3523865, 3577733, 3878999, 4891335, 4966107, 8276845, 8383643, 10571595, 10733199, 11636997, 17888665, 19394995, 21847963, 24830535, 25150929, 41918215, 53665995, 58184985, 65543889, 109239815, 110909723, 125754645, 259892933, 327719445, 332729169, 554548615, 561704081, 779678799, 1299464665, 1663645845, 1685112243, 2808520405, 3898393995, 8425561215, 17412826511, 52238479533, 87064132555, 261192397665]

約数ペア:

[(1, 261192397665), (3, 87064132555), (5, 52238479533), (15, 17412826511), (31, 8425561215), (67, 3898393995), (93, 2808520405), (155, 1685112243), (157, 1663645845), (201, 1299464665), (335, 779678799), (465, 561704081), (471, 554548615), (785, 332729169), (797, 327719445), (1005, 259892933), (2077, 125754645), (2355, 110909723), (2391, 109239815), (3985, 65543889), (4489, 58184985), (4867, 53665995), (6231, 41918215), (10385, 25150929), (10519, 24830535), (11955, 21847963), (13467, 19394995), (14601, 17888665), (22445, 11636997), (24335, 10733199), (24707, 10571595), (31155, 8383643), (31557, 8276845), (52595, 4966107), (53399, 4891335), (67335, 3878999), (73005, 3577733), (74121, 3523865), (123535, 2114319), (125129, 2087385), (139159, 1876935), (157785, 1655369), (160197, 1630445), (266995, 978267), (326089, 800985), (370605, 704773), (375387, 695795), (417477, 625645)]