385720256

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{72613}}^1$

素因数の和:72708

約数の個数: 28

約数和(自身を含む): 774646152

約数和(自身を除く): 388925896

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 332, 664, 1328, 2656, 5312, 72613, 145226, 290452, 580904, 1161808, 2323616, 4647232, 6026879, 12053758, 24107516, 48215032, 96430064, 192860128, 385720256]

約数ペア:

[(1, 385720256), (2, 192860128), (4, 96430064), (8, 48215032), (16, 24107516), (32, 12053758), (64, 6026879), (83, 4647232), (166, 2323616), (332, 1161808), (664, 580904), (1328, 290452), (2656, 145226), (5312, 72613)]