90406652

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1777}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 191170560

約数和(自身を除く): 100763908

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 79, 92, 158, 161, 316, 322, 553, 644, 1106, 1777, 1817, 2212, 3554, 3634, 7108, 7268, 12439, 12719, 24878, 25438, 40871, 49756, 50876, 81742, 140383, 163484, 280766, 286097, 561532, 572194, 982681, 1144388, 1965362, 3228809, 3930724, 6457618, 12915236, 22601663, 45203326, 90406652]

約数ペア:

[(1, 90406652), (2, 45203326), (4, 22601663), (7, 12915236), (14, 6457618), (23, 3930724), (28, 3228809), (46, 1965362), (79, 1144388), (92, 982681), (158, 572194), (161, 561532), (316, 286097), (322, 280766), (553, 163484), (644, 140383), (1106, 81742), (1777, 50876), (1817, 49756), (2212, 40871), (3554, 25438), (3634, 24878), (7108, 12719), (7268, 12439)]