55408960

素因数分解:

$2^6\times 5^1\times {\mathrm{347}}^1\times {\mathrm{499}}^1$

素因数の和:863

約数の個数: 56

約数和(自身を含む): 132588000

約数和(自身を除く): 77179040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 347, 499, 694, 998, 1388, 1735, 1996, 2495, 2776, 3470, 3992, 4990, 5552, 6940, 7984, 9980, 11104, 13880, 15968, 19960, 22208, 27760, 31936, 39920, 55520, 79840, 111040, 159680, 173153, 346306, 692612, 865765, 1385224, 1731530, 2770448, 3463060, 5540896, 6926120, 11081792, 13852240, 27704480, 55408960]

約数ペア:

[(1, 55408960), (2, 27704480), (4, 13852240), (5, 11081792), (8, 6926120), (10, 5540896), (16, 3463060), (20, 2770448), (32, 1731530), (40, 1385224), (64, 865765), (80, 692612), (160, 346306), (320, 173153), (347, 159680), (499, 111040), (694, 79840), (998, 55520), (1388, 39920), (1735, 31936), (1996, 27760), (2495, 22208), (2776, 19960), (3470, 15968), (3992, 13880), (4990, 11104), (5552, 9980), (6940, 7984)]