161946256

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{587}}^1$

素因数の和:1039

約数の個数: 40

約数和(自身を含む): 322416864

約数和(自身を除く): 160470608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 401, 587, 688, 802, 1174, 1604, 2348, 3208, 4696, 6416, 9392, 17243, 25241, 34486, 50482, 68972, 100964, 137944, 201928, 235387, 275888, 403856, 470774, 941548, 1883096, 3766192, 10121641, 20243282, 40486564, 80973128, 161946256]

約数ペア:

[(1, 161946256), (2, 80973128), (4, 40486564), (8, 20243282), (16, 10121641), (43, 3766192), (86, 1883096), (172, 941548), (344, 470774), (401, 403856), (587, 275888), (688, 235387), (802, 201928), (1174, 137944), (1604, 100964), (2348, 68972), (3208, 50482), (4696, 34486), (6416, 25241), (9392, 17243)]