66578072

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{631}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 138692400

約数和(自身を除く): 72114328

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 121, 218, 242, 436, 484, 631, 872, 968, 1199, 1262, 2398, 2524, 4796, 5048, 6941, 9592, 13189, 13882, 26378, 27764, 52756, 55528, 68779, 76351, 105512, 137558, 152702, 275116, 305404, 550232, 610808, 756569, 1513138, 3026276, 6052552, 8322259, 16644518, 33289036, 66578072]

約数ペア:

[(1, 66578072), (2, 33289036), (4, 16644518), (8, 8322259), (11, 6052552), (22, 3026276), (44, 1513138), (88, 756569), (109, 610808), (121, 550232), (218, 305404), (242, 275116), (436, 152702), (484, 137558), (631, 105512), (872, 76351), (968, 68779), (1199, 55528), (1262, 52756), (2398, 27764), (2524, 26378), (4796, 13882), (5048, 13189), (6941, 9592)]