81919744

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{13913}}^1$

素因数の和:13952

約数の個数: 36

約数和(自身を含む): 170641296

約数和(自身を除く): 88721552

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 736, 1472, 2944, 5888, 13913, 27826, 55652, 111304, 222608, 319999, 445216, 639998, 890432, 1279996, 1780864, 2559992, 3561728, 5119984, 10239968, 20479936, 40959872, 81919744]

約数ペア:

[(1, 81919744), (2, 40959872), (4, 20479936), (8, 10239968), (16, 5119984), (23, 3561728), (32, 2559992), (46, 1780864), (64, 1279996), (92, 890432), (128, 639998), (184, 445216), (256, 319999), (368, 222608), (736, 111304), (1472, 55652), (2944, 27826), (5888, 13913)]