12977950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{719}}^1$

素因数の和:769

約数の個数: 36

約数和(自身を含む): 25511760

約数和(自身を除く): 12533810

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 361, 475, 719, 722, 950, 1438, 1805, 3595, 3610, 7190, 9025, 13661, 17975, 18050, 27322, 35950, 68305, 136610, 259559, 341525, 519118, 683050, 1297795, 2595590, 6488975, 12977950]

約数ペア:

[(1, 12977950), (2, 6488975), (5, 2595590), (10, 1297795), (19, 683050), (25, 519118), (38, 341525), (50, 259559), (95, 136610), (190, 68305), (361, 35950), (475, 27322), (719, 18050), (722, 17975), (950, 13661), (1438, 9025), (1805, 7190), (3595, 3610)]