25278955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 35086464

約数和(自身を除く): 9807509

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 299, 457, 481, 851, 1495, 2285, 2405, 4255, 5941, 10511, 11063, 16909, 29705, 52555, 55315, 84545, 136643, 219817, 388907, 683215, 1099085, 1944535, 5055791, 25278955]

約数ペア:

[(1, 25278955), (5, 5055791), (13, 1944535), (23, 1099085), (37, 683215), (65, 388907), (115, 219817), (185, 136643), (299, 84545), (457, 55315), (481, 52555), (851, 29705), (1495, 16909), (2285, 11063), (2405, 10511), (4255, 5941)]