68704700

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{6421}}^1$

素因数の和:6542

約数の個数: 36

約数和(自身を含む): 150505992

約数和(自身を除く): 81801292

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 2140, 2675, 5350, 6421, 10700, 12842, 25684, 32105, 64210, 128420, 160525, 321050, 642100, 687047, 1374094, 2748188, 3435235, 6870470, 13740940, 17176175, 34352350, 68704700]

約数ペア:

[(1, 68704700), (2, 34352350), (4, 17176175), (5, 13740940), (10, 6870470), (20, 3435235), (25, 2748188), (50, 1374094), (100, 687047), (107, 642100), (214, 321050), (428, 160525), (535, 128420), (1070, 64210), (2140, 32105), (2675, 25684), (5350, 12842), (6421, 10700)]