25681095

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1840

約数の個数: 48

約数和(自身を含む): 50263200

約数和(自身を除く): 24582105

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1305, 1595, 1789, 2871, 4785, 5367, 8945, 14355, 16101, 19679, 26835, 51881, 59037, 80505, 98395, 155643, 177111, 259405, 295185, 466929, 570691, 778215, 885555, 1712073, 2334645, 2853455, 5136219, 8560365, 25681095]

約数ペア:

[(1, 25681095), (3, 8560365), (5, 5136219), (9, 2853455), (11, 2334645), (15, 1712073), (29, 885555), (33, 778215), (45, 570691), (55, 466929), (87, 295185), (99, 259405), (145, 177111), (165, 155643), (261, 98395), (319, 80505), (435, 59037), (495, 51881), (957, 26835), (1305, 19679), (1595, 16101), (1789, 14355), (2871, 8945), (4785, 5367)]