156944540

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{25561}}^1$

素因数の和:25877

約数の個数: 24

約数和(自身を含む): 330670032

約数和(自身を除く): 173725492

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 25561, 51122, 102244, 127805, 255610, 511220, 7847227, 15694454, 31388908, 39236135, 78472270, 156944540]

約数ペア:

[(1, 156944540), (2, 78472270), (4, 39236135), (5, 31388908), (10, 15694454), (20, 7847227), (307, 511220), (614, 255610), (1228, 127805), (1535, 102244), (3070, 51122), (6140, 25561)]