12680900

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{733}}^1$

素因数の和:920

約数の個数: 36

約数和(自身を含む): 27714372

約数和(自身を除く): 15033472

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 733, 865, 1466, 1730, 2932, 3460, 3665, 4325, 7330, 8650, 14660, 17300, 18325, 36650, 73300, 126809, 253618, 507236, 634045, 1268090, 2536180, 3170225, 6340450, 12680900]

約数ペア:

[(1, 12680900), (2, 6340450), (4, 3170225), (5, 2536180), (10, 1268090), (20, 634045), (25, 507236), (50, 253618), (100, 126809), (173, 73300), (346, 36650), (692, 18325), (733, 17300), (865, 14660), (1466, 8650), (1730, 7330), (2932, 4325), (3460, 3665)]