25805806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 43309728

約数和(自身を除く): 17503922

約数列:

[1, 2, 13, 26, 53, 61, 106, 122, 307, 614, 689, 793, 1378, 1586, 3233, 3991, 6466, 7982, 16271, 18727, 32542, 37454, 42029, 84058, 211523, 243451, 423046, 486902, 992531, 1985062, 12902903, 25805806]

約数ペア:

[(1, 25805806), (2, 12902903), (13, 1985062), (26, 992531), (53, 486902), (61, 423046), (106, 243451), (122, 211523), (307, 84058), (614, 42029), (689, 37454), (793, 32542), (1378, 18727), (1586, 16271), (3233, 7982), (3991, 6466)]