64661288

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2053}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 126197760

約数和(自身を除く): 61536472

約数列:

[1, 2, 4, 8, 31, 62, 124, 127, 248, 254, 508, 1016, 2053, 3937, 4106, 7874, 8212, 15748, 16424, 31496, 63643, 127286, 254572, 260731, 509144, 521462, 1042924, 2085848, 8082661, 16165322, 32330644, 64661288]

約数ペア:

[(1, 64661288), (2, 32330644), (4, 16165322), (8, 8082661), (31, 2085848), (62, 1042924), (124, 521462), (127, 509144), (248, 260731), (254, 254572), (508, 127286), (1016, 63643), (2053, 31496), (3937, 16424), (4106, 15748), (7874, 8212)]