385800052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 747399744

約数和(自身を除く): 361599692

約数列:

[1, 2, 4, 11, 22, 44, 181, 193, 251, 362, 386, 502, 724, 772, 1004, 1991, 2123, 2761, 3982, 4246, 5522, 7964, 8492, 11044, 34933, 45431, 48443, 69866, 90862, 96886, 139732, 181724, 193772, 384263, 499741, 532873, 768526, 999482, 1065746, 1537052, 1998964, 2131492, 8768183, 17536366, 35072732, 96450013, 192900026, 385800052]

約数ペア:

[(1, 385800052), (2, 192900026), (4, 96450013), (11, 35072732), (22, 17536366), (44, 8768183), (181, 2131492), (193, 1998964), (251, 1537052), (362, 1065746), (386, 999482), (502, 768526), (724, 532873), (772, 499741), (1004, 384263), (1991, 193772), (2123, 181724), (2761, 139732), (3982, 96886), (4246, 90862), (5522, 69866), (7964, 48443), (8492, 45431), (11044, 34933)]