25789456

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^3\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 80

約数和(自身を含む): 63174528

約数和(自身を除く): 37385072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 121, 154, 173, 176, 242, 308, 346, 484, 616, 692, 847, 968, 1211, 1232, 1331, 1384, 1694, 1903, 1936, 2422, 2662, 2768, 3388, 3806, 4844, 5324, 6776, 7612, 9317, 9688, 10648, 13321, 13552, 15224, 18634, 19376, 20933, 21296, 26642, 30448, 37268, 41866, 53284, 74536, 83732, 106568, 146531, 149072, 167464, 213136, 230263, 293062, 334928, 460526, 586124, 921052, 1172248, 1611841, 1842104, 2344496, 3223682, 3684208, 6447364, 12894728, 25789456]

約数ペア:

[(1, 25789456), (2, 12894728), (4, 6447364), (7, 3684208), (8, 3223682), (11, 2344496), (14, 1842104), (16, 1611841), (22, 1172248), (28, 921052), (44, 586124), (56, 460526), (77, 334928), (88, 293062), (112, 230263), (121, 213136), (154, 167464), (173, 149072), (176, 146531), (242, 106568), (308, 83732), (346, 74536), (484, 53284), (616, 41866), (692, 37268), (847, 30448), (968, 26642), (1211, 21296), (1232, 20933), (1331, 19376), (1384, 18634), (1694, 15224), (1903, 13552), (1936, 13321), (2422, 10648), (2662, 9688), (2768, 9317), (3388, 7612), (3806, 6776), (4844, 5324)]