50876781025

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{89}}^2\times {\mathrm{127}}^1$

素因数の和:356

約数の個数: 108

約数和(自身を含む): 78070463488

約数和(自身を除く): 27193682463

約数列:

[1, 5, 7, 17, 25, 35, 85, 89, 119, 127, 175, 289, 425, 445, 595, 623, 635, 889, 1445, 1513, 2023, 2159, 2225, 2975, 3115, 3175, 4445, 7225, 7565, 7921, 10115, 10591, 10795, 11303, 15113, 15575, 22225, 25721, 36703, 37825, 39605, 50575, 52955, 53975, 55447, 56515, 75565, 79121, 128605, 134657, 180047, 183515, 192151, 198025, 256921, 264775, 277235, 282575, 377825, 395605, 643025, 673285, 900235, 917575, 942599, 960755, 1005967, 1284605, 1345057, 1386175, 1978025, 2289169, 3266567, 3366425, 4501175, 4712995, 4803775, 5029835, 6423025, 6725285, 7041769, 11445845, 16024183, 16332835, 17101439, 22865969, 23564975, 25149175, 33626425, 35208845, 57229225, 80120915, 81664175, 85507195, 114329845, 119710073, 176044225, 290724463, 400604575, 427535975, 571649225, 598550365, 1453622315, 2035071241, 2992751825, 7268111575, 10175356205, 50876781025]

約数ペア:

[(1, 50876781025), (5, 10175356205), (7, 7268111575), (17, 2992751825), (25, 2035071241), (35, 1453622315), (85, 598550365), (89, 571649225), (119, 427535975), (127, 400604575), (175, 290724463), (289, 176044225), (425, 119710073), (445, 114329845), (595, 85507195), (623, 81664175), (635, 80120915), (889, 57229225), (1445, 35208845), (1513, 33626425), (2023, 25149175), (2159, 23564975), (2225, 22865969), (2975, 17101439), (3115, 16332835), (3175, 16024183), (4445, 11445845), (7225, 7041769), (7565, 6725285), (7921, 6423025), (10115, 5029835), (10591, 4803775), (10795, 4712995), (11303, 4501175), (15113, 3366425), (15575, 3266567), (22225, 2289169), (25721, 1978025), (36703, 1386175), (37825, 1345057), (39605, 1284605), (50575, 1005967), (52955, 960755), (53975, 942599), (55447, 917575), (56515, 900235), (75565, 673285), (79121, 643025), (128605, 395605), (134657, 377825), (180047, 282575), (183515, 277235), (192151, 264775), (198025, 256921)]