25481790

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 69295248

約数和(自身を除く): 43813458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 163, 193, 270, 326, 386, 405, 489, 579, 810, 815, 965, 978, 1158, 1467, 1630, 1737, 1930, 2445, 2895, 2934, 3474, 4401, 4890, 5211, 5790, 7335, 8685, 8802, 10422, 13203, 14670, 15633, 17370, 22005, 26055, 26406, 31266, 31459, 44010, 52110, 62918, 66015, 78165, 94377, 132030, 156330, 157295, 188754, 283131, 314590, 471885, 566262, 849393, 943770, 1415655, 1698786, 2548179, 2831310, 4246965, 5096358, 8493930, 12740895, 25481790]

約数ペア:

[(1, 25481790), (2, 12740895), (3, 8493930), (5, 5096358), (6, 4246965), (9, 2831310), (10, 2548179), (15, 1698786), (18, 1415655), (27, 943770), (30, 849393), (45, 566262), (54, 471885), (81, 314590), (90, 283131), (135, 188754), (162, 157295), (163, 156330), (193, 132030), (270, 94377), (326, 78165), (386, 66015), (405, 62918), (489, 52110), (579, 44010), (810, 31459), (815, 31266), (965, 26406), (978, 26055), (1158, 22005), (1467, 17370), (1630, 15633), (1737, 14670), (1930, 13203), (2445, 10422), (2895, 8802), (2934, 8685), (3474, 7335), (4401, 5790), (4890, 5211)]