20160913955

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{3527}}^1$

素因数の和:4308

約数の個数: 64

約数和(自身を含む): 31579269120

約数和(自身を除く): 11418355165

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 739, 1105, 1547, 3527, 3695, 5173, 7735, 9607, 12563, 17635, 24689, 25865, 45851, 48035, 59959, 62815, 67249, 87941, 123445, 163319, 229255, 299795, 320957, 336245, 419713, 439705, 779467, 816595, 1143233, 1604785, 2098565, 2606453, 3897335, 5456269, 5716165, 13032265, 18245171, 27281345, 33883889, 44309701, 91225855, 169419445, 221548505, 237187223, 310167907, 576026113, 1185936115, 1550839535, 2880130565, 4032182791, 20160913955]

約数ペア:

[(1, 20160913955), (5, 4032182791), (7, 2880130565), (13, 1550839535), (17, 1185936115), (35, 576026113), (65, 310167907), (85, 237187223), (91, 221548505), (119, 169419445), (221, 91225855), (455, 44309701), (595, 33883889), (739, 27281345), (1105, 18245171), (1547, 13032265), (3527, 5716165), (3695, 5456269), (5173, 3897335), (7735, 2606453), (9607, 2098565), (12563, 1604785), (17635, 1143233), (24689, 816595), (25865, 779467), (45851, 439705), (48035, 419713), (59959, 336245), (62815, 320957), (67249, 299795), (87941, 229255), (123445, 163319)]