81455888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5701}}^1$

素因数の和:5775

約数の個数: 40

約数和(自身を含む): 169691520

約数和(自身を除く): 88235632

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 5701, 7144, 11402, 14288, 22804, 45608, 91216, 108319, 216638, 267947, 433276, 535894, 866552, 1071788, 1733104, 2143576, 4287152, 5090993, 10181986, 20363972, 40727944, 81455888]

約数ペア:

[(1, 81455888), (2, 40727944), (4, 20363972), (8, 10181986), (16, 5090993), (19, 4287152), (38, 2143576), (47, 1733104), (76, 1071788), (94, 866552), (152, 535894), (188, 433276), (304, 267947), (376, 216638), (752, 108319), (893, 91216), (1786, 45608), (3572, 22804), (5701, 14288), (7144, 11402)]