20143753345

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1249}}^1\times {\mathrm{1553}}^1$

素因数の和:2905

約数の個数: 32

約数和(自身を含む): 25361280000

約数和(自身を除く): 5217526655

約数列:

[1, 5, 31, 67, 155, 335, 1249, 1553, 2077, 6245, 7765, 10385, 38719, 48143, 83683, 104051, 193595, 240715, 418415, 520255, 1939697, 2594173, 3225581, 9698485, 12970865, 16127905, 60130607, 129959699, 300653035, 649798495, 4028750669, 20143753345]

約数ペア:

[(1, 20143753345), (5, 4028750669), (31, 649798495), (67, 300653035), (155, 129959699), (335, 60130607), (1249, 16127905), (1553, 12970865), (2077, 9698485), (6245, 3225581), (7765, 2594173), (10385, 1939697), (38719, 520255), (48143, 418415), (83683, 240715), (104051, 193595)]