169383680

素因数分解:

$2^8\times 5^1\times {\mathrm{132331}}^1$

素因数の和:132352

約数の個数: 36

約数和(自身を含む): 405729912

約数和(自身を除く): 236346232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 132331, 264662, 529324, 661655, 1058648, 1323310, 2117296, 2646620, 4234592, 5293240, 8469184, 10586480, 16938368, 21172960, 33876736, 42345920, 84691840, 169383680]

約数ペア:

[(1, 169383680), (2, 84691840), (4, 42345920), (5, 33876736), (8, 21172960), (10, 16938368), (16, 10586480), (20, 8469184), (32, 5293240), (40, 4234592), (64, 2646620), (80, 2117296), (128, 1323310), (160, 1058648), (256, 661655), (320, 529324), (640, 264662), (1280, 132331)]