64642072

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{1553}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 136410120

約数和(自身を除く): 71768048

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 121, 172, 242, 344, 473, 484, 946, 968, 1553, 1892, 3106, 3784, 5203, 6212, 10406, 12424, 17083, 20812, 34166, 41624, 66779, 68332, 133558, 136664, 187913, 267116, 375826, 534232, 734569, 751652, 1469138, 1503304, 2938276, 5876552, 8080259, 16160518, 32321036, 64642072]

約数ペア:

[(1, 64642072), (2, 32321036), (4, 16160518), (8, 8080259), (11, 5876552), (22, 2938276), (43, 1503304), (44, 1469138), (86, 751652), (88, 734569), (121, 534232), (172, 375826), (242, 267116), (344, 187913), (473, 136664), (484, 133558), (946, 68332), (968, 66779), (1553, 41624), (1892, 34166), (3106, 20812), (3784, 17083), (5203, 12424), (6212, 10406)]