81419192

素因数分解:

$2^3\times {\mathrm{127}}^2\times {\mathrm{631}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 154116360

約数和(自身を除く): 72697168

約数列:

[1, 2, 4, 8, 127, 254, 508, 631, 1016, 1262, 2524, 5048, 16129, 32258, 64516, 80137, 129032, 160274, 320548, 641096, 10177399, 20354798, 40709596, 81419192]

約数ペア:

[(1, 81419192), (2, 40709596), (4, 20354798), (8, 10177399), (127, 641096), (254, 320548), (508, 160274), (631, 129032), (1016, 80137), (1262, 64516), (2524, 32258), (5048, 16129)]