65890972

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 134930880

約数和(自身を除く): 69039908

約数列:

[1, 2, 4, 7, 14, 28, 89, 137, 178, 193, 274, 356, 386, 548, 623, 772, 959, 1246, 1351, 1918, 2492, 2702, 3836, 5404, 12193, 17177, 24386, 26441, 34354, 48772, 52882, 68708, 85351, 105764, 120239, 170702, 185087, 240478, 341404, 370174, 480956, 740348, 2353249, 4706498, 9412996, 16472743, 32945486, 65890972]

約数ペア:

[(1, 65890972), (2, 32945486), (4, 16472743), (7, 9412996), (14, 4706498), (28, 2353249), (89, 740348), (137, 480956), (178, 370174), (193, 341404), (274, 240478), (356, 185087), (386, 170702), (548, 120239), (623, 105764), (772, 85351), (959, 68708), (1246, 52882), (1351, 48772), (1918, 34354), (2492, 26441), (2702, 24386), (3836, 17177), (5404, 12193)]