4197403975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 5519646720

約数和(自身を除く): 1322242745

約数列:

[1, 5, 23, 25, 115, 127, 229, 251, 575, 635, 1145, 1255, 2921, 3175, 5267, 5725, 5773, 6275, 14605, 26335, 28865, 29083, 31877, 57479, 73025, 131675, 144325, 145415, 159385, 287395, 668909, 727075, 733171, 796925, 1322017, 1436975, 3344545, 3665855, 6610085, 7299833, 16722725, 18329275, 33050425, 36499165, 167896159, 182495825, 839480795, 4197403975]

約数ペア:

[(1, 4197403975), (5, 839480795), (23, 182495825), (25, 167896159), (115, 36499165), (127, 33050425), (229, 18329275), (251, 16722725), (575, 7299833), (635, 6610085), (1145, 3665855), (1255, 3344545), (2921, 1436975), (3175, 1322017), (5267, 796925), (5725, 733171), (5773, 727075), (6275, 668909), (14605, 287395), (26335, 159385), (28865, 145415), (29083, 144325), (31877, 131675), (57479, 73025)]