66405710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{14159}}^1$

素因数の和:14240

約数の個数: 32

約数和(自身を含む): 138654720

約数和(自身を除く): 72249010

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4690, 14159, 28318, 70795, 99113, 141590, 198226, 495565, 948653, 991130, 1897306, 4743265, 6640571, 9486530, 13281142, 33202855, 66405710]

約数ペア:

[(1, 66405710), (2, 33202855), (5, 13281142), (7, 9486530), (10, 6640571), (14, 4743265), (35, 1897306), (67, 991130), (70, 948653), (134, 495565), (335, 198226), (469, 141590), (670, 99113), (938, 70795), (2345, 28318), (4690, 14159)]