165760864

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{809}}^1$

素因数の和:1175

約数の個数: 48

約数和(自身を含む): 344962800

約数和(自身を除く): 179201936

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 337, 608, 674, 809, 1348, 1618, 2696, 3236, 5392, 6403, 6472, 10784, 12806, 12944, 15371, 25612, 25888, 30742, 51224, 61484, 102448, 122968, 204896, 245936, 272633, 491872, 545266, 1090532, 2181064, 4362128, 5180027, 8724256, 10360054, 20720108, 41440216, 82880432, 165760864]

約数ペア:

[(1, 165760864), (2, 82880432), (4, 41440216), (8, 20720108), (16, 10360054), (19, 8724256), (32, 5180027), (38, 4362128), (76, 2181064), (152, 1090532), (304, 545266), (337, 491872), (608, 272633), (674, 245936), (809, 204896), (1348, 122968), (1618, 102448), (2696, 61484), (3236, 51224), (5392, 30742), (6403, 25888), (6472, 25612), (10784, 15371), (12806, 12944)]