87253775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 132491520

約数和(自身を除く): 45237745

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 139, 175, 211, 425, 595, 695, 973, 1055, 1477, 2363, 2975, 3475, 3587, 4865, 5275, 7385, 11815, 16541, 17935, 24325, 25109, 29329, 36925, 59075, 82705, 89675, 125545, 146645, 205303, 413525, 498593, 627725, 733225, 1026515, 2492965, 3490151, 5132575, 12464825, 17450755, 87253775]

約数ペア:

[(1, 87253775), (5, 17450755), (7, 12464825), (17, 5132575), (25, 3490151), (35, 2492965), (85, 1026515), (119, 733225), (139, 627725), (175, 498593), (211, 413525), (425, 205303), (595, 146645), (695, 125545), (973, 89675), (1055, 82705), (1477, 59075), (2363, 36925), (2975, 29329), (3475, 25109), (3587, 24325), (4865, 17935), (5275, 16541), (7385, 11815)]