81315584

素因数分解:

$2^8\times 7^1\times {\mathrm{45377}}^1$

素因数の和:45400

約数の個数: 36

約数和(自身を含む): 185505264

約数和(自身を除く): 104189680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 45377, 90754, 181508, 317639, 363016, 635278, 726032, 1270556, 1452064, 2541112, 2904128, 5082224, 5808256, 10164448, 11616512, 20328896, 40657792, 81315584]

約数ペア:

[(1, 81315584), (2, 40657792), (4, 20328896), (7, 11616512), (8, 10164448), (14, 5808256), (16, 5082224), (28, 2904128), (32, 2541112), (56, 1452064), (64, 1270556), (112, 726032), (128, 635278), (224, 363016), (256, 317639), (448, 181508), (896, 90754), (1792, 45377)]