797560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 1820160

約数和(自身を除く): 1022600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 157, 254, 314, 508, 628, 635, 785, 1016, 1256, 1270, 1570, 2540, 3140, 5080, 6280, 19939, 39878, 79756, 99695, 159512, 199390, 398780, 797560]

約数ペア:

[(1, 797560), (2, 398780), (4, 199390), (5, 159512), (8, 99695), (10, 79756), (20, 39878), (40, 19939), (127, 6280), (157, 5080), (254, 3140), (314, 2540), (508, 1570), (628, 1270), (635, 1256), (785, 1016)]