25351380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{15649}}^1$

素因数の和:15670

約数の個数: 60

約数和(自身を含む): 79533300

約数和(自身を除く): 54181920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 15649, 31298, 46947, 62596, 78245, 93894, 140841, 156490, 187788, 234735, 281682, 312980, 422523, 469470, 563364, 704205, 845046, 938940, 1267569, 1408410, 1690092, 2112615, 2535138, 2816820, 4225230, 5070276, 6337845, 8450460, 12675690, 25351380]

約数ペア:

[(1, 25351380), (2, 12675690), (3, 8450460), (4, 6337845), (5, 5070276), (6, 4225230), (9, 2816820), (10, 2535138), (12, 2112615), (15, 1690092), (18, 1408410), (20, 1267569), (27, 938940), (30, 845046), (36, 704205), (45, 563364), (54, 469470), (60, 422523), (81, 312980), (90, 281682), (108, 234735), (135, 187788), (162, 156490), (180, 140841), (270, 93894), (324, 78245), (405, 62596), (540, 46947), (810, 31298), (1620, 15649)]