81913424

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 161755272

約数和(自身を除く): 79841848

約数列:

[1, 2, 4, 8, 16, 101, 173, 202, 293, 346, 404, 586, 692, 808, 1172, 1384, 1616, 2344, 2768, 4688, 17473, 29593, 34946, 50689, 59186, 69892, 101378, 118372, 139784, 202756, 236744, 279568, 405512, 473488, 811024, 5119589, 10239178, 20478356, 40956712, 81913424]

約数ペア:

[(1, 81913424), (2, 40956712), (4, 20478356), (8, 10239178), (16, 5119589), (101, 811024), (173, 473488), (202, 405512), (293, 279568), (346, 236744), (404, 202756), (586, 139784), (692, 118372), (808, 101378), (1172, 69892), (1384, 59186), (1616, 50689), (2344, 34946), (2768, 29593), (4688, 17473)]