51520455

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1069}}^1$

素因数の和:1110

約数の個数: 80

約数和(自身を含む): 111862080

約数和(自身を除く): 60341625

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 51, 63, 81, 85, 105, 119, 135, 153, 189, 255, 315, 357, 405, 459, 567, 595, 765, 945, 1069, 1071, 1377, 1785, 2295, 2835, 3207, 3213, 5345, 5355, 6885, 7483, 9621, 9639, 16035, 16065, 18173, 22449, 28863, 37415, 48105, 48195, 54519, 67347, 86589, 90865, 112245, 127211, 144315, 163557, 202041, 272595, 336735, 381633, 432945, 490671, 606123, 636055, 817785, 1010205, 1144899, 1472013, 1908165, 2453355, 3030615, 3434697, 5724495, 7360065, 10304091, 17173485, 51520455]

約数ペア:

[(1, 51520455), (3, 17173485), (5, 10304091), (7, 7360065), (9, 5724495), (15, 3434697), (17, 3030615), (21, 2453355), (27, 1908165), (35, 1472013), (45, 1144899), (51, 1010205), (63, 817785), (81, 636055), (85, 606123), (105, 490671), (119, 432945), (135, 381633), (153, 336735), (189, 272595), (255, 202041), (315, 163557), (357, 144315), (405, 127211), (459, 112245), (567, 90865), (595, 86589), (765, 67347), (945, 54519), (1069, 48195), (1071, 48105), (1377, 37415), (1785, 28863), (2295, 22449), (2835, 18173), (3207, 16065), (3213, 16035), (5345, 9639), (5355, 9621), (6885, 7483)]