161234576

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:927

約数の個数: 40

約数和(自身を含む): 318432000

約数和(自身を除く): 157197424

約数列:

[1, 2, 4, 8, 16, 79, 158, 199, 316, 398, 632, 641, 796, 1264, 1282, 1592, 2564, 3184, 5128, 10256, 15721, 31442, 50639, 62884, 101278, 125768, 127559, 202556, 251536, 255118, 405112, 510236, 810224, 1020472, 2040944, 10077161, 20154322, 40308644, 80617288, 161234576]

約数ペア:

[(1, 161234576), (2, 80617288), (4, 40308644), (8, 20154322), (16, 10077161), (79, 2040944), (158, 1020472), (199, 810224), (316, 510236), (398, 405112), (632, 255118), (641, 251536), (796, 202556), (1264, 127559), (1282, 125768), (1592, 101278), (2564, 62884), (3184, 50639), (5128, 31442), (10256, 15721)]