81988096

素因数分解:

$2^9\times {\mathrm{79}}^1\times {\mathrm{2027}}^1$

素因数の和:2124

約数の個数: 40

約数和(自身を含む): 165971520

約数和(自身を除く): 83983424

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 256, 316, 512, 632, 1264, 2027, 2528, 4054, 5056, 8108, 10112, 16216, 20224, 32432, 40448, 64864, 129728, 160133, 259456, 320266, 518912, 640532, 1037824, 1281064, 2562128, 5124256, 10248512, 20497024, 40994048, 81988096]

約数ペア:

[(1, 81988096), (2, 40994048), (4, 20497024), (8, 10248512), (16, 5124256), (32, 2562128), (64, 1281064), (79, 1037824), (128, 640532), (158, 518912), (256, 320266), (316, 259456), (512, 160133), (632, 129728), (1264, 64864), (2027, 40448), (2528, 32432), (4054, 20224), (5056, 16216), (8108, 10112)]