810064

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:462

約数の個数: 20

約数和(自身を含む): 1583604

約数和(自身を除く): 773540

約数列:

[1, 2, 4, 8, 16, 197, 257, 394, 514, 788, 1028, 1576, 2056, 3152, 4112, 50629, 101258, 202516, 405032, 810064]

約数ペア:

[(1, 810064), (2, 405032), (4, 202516), (8, 101258), (16, 50629), (197, 4112), (257, 3152), (394, 2056), (514, 1576), (788, 1028)]