61071040

素因数分解:

$2^6\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1373}}^1$

素因数の和:1529

約数の個数: 56

約数和(自身を含む): 146578320

約数和(自身を除く): 85507280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 139, 160, 278, 320, 556, 695, 1112, 1373, 1390, 2224, 2746, 2780, 4448, 5492, 5560, 6865, 8896, 10984, 11120, 13730, 21968, 22240, 27460, 43936, 44480, 54920, 87872, 109840, 190847, 219680, 381694, 439360, 763388, 954235, 1526776, 1908470, 3053552, 3816940, 6107104, 7633880, 12214208, 15267760, 30535520, 61071040]

約数ペア:

[(1, 61071040), (2, 30535520), (4, 15267760), (5, 12214208), (8, 7633880), (10, 6107104), (16, 3816940), (20, 3053552), (32, 1908470), (40, 1526776), (64, 954235), (80, 763388), (139, 439360), (160, 381694), (278, 219680), (320, 190847), (556, 109840), (695, 87872), (1112, 54920), (1373, 44480), (1390, 43936), (2224, 27460), (2746, 22240), (2780, 21968), (4448, 13730), (5492, 11120), (5560, 10984), (6865, 8896)]