80666495

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 96

約数和(自身を含む): 134830080

約数和(自身を除く): 54163585

約数列:

[1, 5, 7, 13, 19, 31, 35, 43, 49, 65, 91, 95, 133, 155, 215, 217, 245, 247, 301, 403, 455, 559, 589, 637, 665, 817, 931, 1085, 1235, 1333, 1505, 1519, 1729, 2015, 2107, 2795, 2821, 2945, 3185, 3913, 4085, 4123, 4655, 5719, 6665, 7595, 7657, 8645, 9331, 10535, 10621, 12103, 14105, 17329, 19565, 19747, 20615, 25327, 27391, 28595, 28861, 38285, 40033, 46655, 53105, 53599, 60515, 65317, 74347, 86645, 98735, 121303, 126635, 136955, 144305, 177289, 200165, 267995, 326585, 329251, 371735, 375193, 520429, 606515, 849121, 886445, 1241023, 1646255, 1875965, 2304757, 2602145, 4245605, 6205115, 11523785, 16133299, 80666495]

約数ペア:

[(1, 80666495), (5, 16133299), (7, 11523785), (13, 6205115), (19, 4245605), (31, 2602145), (35, 2304757), (43, 1875965), (49, 1646255), (65, 1241023), (91, 886445), (95, 849121), (133, 606515), (155, 520429), (215, 375193), (217, 371735), (245, 329251), (247, 326585), (301, 267995), (403, 200165), (455, 177289), (559, 144305), (589, 136955), (637, 126635), (665, 121303), (817, 98735), (931, 86645), (1085, 74347), (1235, 65317), (1333, 60515), (1505, 53599), (1519, 53105), (1729, 46655), (2015, 40033), (2107, 38285), (2795, 28861), (2821, 28595), (2945, 27391), (3185, 25327), (3913, 20615), (4085, 19747), (4123, 19565), (4655, 17329), (5719, 14105), (6665, 12103), (7595, 10621), (7657, 10535), (8645, 9331)]