27395225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 40830720

約数和(自身を除く): 13435495

約数列:

[1, 5, 11, 13, 25, 55, 65, 79, 97, 143, 275, 325, 395, 485, 715, 869, 1027, 1067, 1261, 1975, 2425, 3575, 4345, 5135, 5335, 6305, 7663, 11297, 13871, 21725, 25675, 26675, 31525, 38315, 56485, 69355, 84293, 99619, 191575, 282425, 346775, 421465, 498095, 1095809, 2107325, 2490475, 5479045, 27395225]

約数ペア:

[(1, 27395225), (5, 5479045), (11, 2490475), (13, 2107325), (25, 1095809), (55, 498095), (65, 421465), (79, 346775), (97, 282425), (143, 191575), (275, 99619), (325, 84293), (395, 69355), (485, 56485), (715, 38315), (869, 31525), (1027, 26675), (1067, 25675), (1261, 21725), (1975, 13871), (2425, 11297), (3575, 7663), (4345, 6305), (5135, 5335)]