67280400580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1\times {\mathrm{1229}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 146508173280

約数和(自身を除く): 79227772700

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 404, 410, 505, 661, 820, 1010, 1229, 1322, 2020, 2458, 2644, 3305, 4141, 4916, 6145, 6610, 8282, 12290, 13220, 16564, 20705, 24580, 27101, 41410, 50389, 54202, 66761, 82820, 100778, 108404, 124129, 133522, 135505, 201556, 248258, 251945, 267044, 271010, 333805, 496516, 503890, 542020, 620645, 667610, 812369, 1007780, 1241290, 1335220, 1624738, 2482580, 2737201, 3249476, 4061845, 5089289, 5474402, 8123690, 10178578, 10948804, 13686005, 16247380, 20357156, 25446445, 27372010, 33307129, 50892890, 54744020, 66614258, 82049269, 101785780, 133228516, 164098538, 166535645, 328197076, 333071290, 410246345, 666142580, 820492690, 1640985380, 3364020029, 6728040058, 13456080116, 16820100145, 33640200290, 67280400580]

約数ペア:

[(1, 67280400580), (2, 33640200290), (4, 16820100145), (5, 13456080116), (10, 6728040058), (20, 3364020029), (41, 1640985380), (82, 820492690), (101, 666142580), (164, 410246345), (202, 333071290), (205, 328197076), (404, 166535645), (410, 164098538), (505, 133228516), (661, 101785780), (820, 82049269), (1010, 66614258), (1229, 54744020), (1322, 50892890), (2020, 33307129), (2458, 27372010), (2644, 25446445), (3305, 20357156), (4141, 16247380), (4916, 13686005), (6145, 10948804), (6610, 10178578), (8282, 8123690), (12290, 5474402), (13220, 5089289), (16564, 4061845), (20705, 3249476), (24580, 2737201), (27101, 2482580), (41410, 1624738), (50389, 1335220), (54202, 1241290), (66761, 1007780), (82820, 812369), (100778, 667610), (108404, 620645), (124129, 542020), (133522, 503890), (135505, 496516), (201556, 333805), (248258, 271010), (251945, 267044)]