81262012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{353}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 162358560

約数和(自身を除く): 81096548

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 233, 247, 353, 466, 494, 706, 932, 988, 1412, 3029, 4427, 4589, 6058, 6707, 8854, 9178, 12116, 13414, 17708, 18356, 26828, 57551, 82249, 87191, 115102, 164498, 174382, 230204, 328996, 348764, 1069237, 1562731, 2138474, 3125462, 4276948, 6250924, 20315503, 40631006, 81262012]

約数ペア:

[(1, 81262012), (2, 40631006), (4, 20315503), (13, 6250924), (19, 4276948), (26, 3125462), (38, 2138474), (52, 1562731), (76, 1069237), (233, 348764), (247, 328996), (353, 230204), (466, 174382), (494, 164498), (706, 115102), (932, 87191), (988, 82249), (1412, 57551), (3029, 26828), (4427, 18356), (4589, 17708), (6058, 13414), (6707, 12116), (8854, 9178)]