12513875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 17971200

約数和(自身を除く): 5457325

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 479, 1045, 1375, 2375, 2395, 5225, 5269, 9101, 11975, 26125, 26345, 45505, 59875, 100111, 131725, 227525, 500555, 658625, 1137625, 2502775, 12513875]

約数ペア:

[(1, 12513875), (5, 2502775), (11, 1137625), (19, 658625), (25, 500555), (55, 227525), (95, 131725), (125, 100111), (209, 59875), (275, 45505), (475, 26345), (479, 26125), (1045, 11975), (1375, 9101), (2375, 5269), (2395, 5225)]