25314575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 37768416

約数和(自身を除く): 12453841

約数列:

[1, 5, 11, 13, 25, 55, 65, 73, 97, 143, 275, 325, 365, 485, 715, 803, 949, 1067, 1261, 1825, 2425, 3575, 4015, 4745, 5335, 6305, 7081, 10439, 13871, 20075, 23725, 26675, 31525, 35405, 52195, 69355, 77891, 92053, 177025, 260975, 346775, 389455, 460265, 1012583, 1947275, 2301325, 5062915, 25314575]

約数ペア:

[(1, 25314575), (5, 5062915), (11, 2301325), (13, 1947275), (25, 1012583), (55, 460265), (65, 389455), (73, 346775), (97, 260975), (143, 177025), (275, 92053), (325, 77891), (365, 69355), (485, 52195), (715, 35405), (803, 31525), (949, 26675), (1067, 23725), (1261, 20075), (1825, 13871), (2425, 10439), (3575, 7081), (4015, 6305), (4745, 5335)]