81237184

素因数分解:

$2^6\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1385

約数の個数: 56

約数和(自身を含む): 185623200

約数和(自身を除く): 104386016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 149, 224, 298, 448, 596, 1043, 1192, 1217, 2086, 2384, 2434, 4172, 4768, 4868, 8344, 8519, 9536, 9736, 16688, 17038, 19472, 33376, 34076, 38944, 66752, 68152, 77888, 136304, 181333, 272608, 362666, 545216, 725332, 1269331, 1450664, 2538662, 2901328, 5077324, 5802656, 10154648, 11605312, 20309296, 40618592, 81237184]

約数ペア:

[(1, 81237184), (2, 40618592), (4, 20309296), (7, 11605312), (8, 10154648), (14, 5802656), (16, 5077324), (28, 2901328), (32, 2538662), (56, 1450664), (64, 1269331), (112, 725332), (149, 545216), (224, 362666), (298, 272608), (448, 181333), (596, 136304), (1043, 77888), (1192, 68152), (1217, 66752), (2086, 38944), (2384, 34076), (2434, 33376), (4172, 19472), (4768, 17038), (4868, 16688), (8344, 9736), (8519, 9536)]