57652420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 142634520

約数和(自身を除く): 84982100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 356, 445, 490, 623, 661, 890, 980, 1246, 1322, 1780, 2492, 2644, 3115, 3305, 4361, 4627, 6230, 6610, 8722, 9254, 12460, 13220, 17444, 18508, 21805, 23135, 32389, 43610, 46270, 58829, 64778, 87220, 92540, 117658, 129556, 161945, 235316, 294145, 323890, 411803, 588290, 647780, 823606, 1176580, 1647212, 2059015, 2882621, 4118030, 5765242, 8236060, 11530484, 14413105, 28826210, 57652420]

約数ペア:

[(1, 57652420), (2, 28826210), (4, 14413105), (5, 11530484), (7, 8236060), (10, 5765242), (14, 4118030), (20, 2882621), (28, 2059015), (35, 1647212), (49, 1176580), (70, 823606), (89, 647780), (98, 588290), (140, 411803), (178, 323890), (196, 294145), (245, 235316), (356, 161945), (445, 129556), (490, 117658), (623, 92540), (661, 87220), (890, 64778), (980, 58829), (1246, 46270), (1322, 43610), (1780, 32389), (2492, 23135), (2644, 21805), (3115, 18508), (3305, 17444), (4361, 13220), (4627, 12460), (6230, 9254), (6610, 8722)]