67780480

素因数分解:

$2^7\times 5^1\times {\mathrm{105907}}^1$

素因数の和:105926

約数の個数: 32

約数和(自身を含む): 162039240

約数和(自身を除く): 94258760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 105907, 211814, 423628, 529535, 847256, 1059070, 1694512, 2118140, 3389024, 4236280, 6778048, 8472560, 13556096, 16945120, 33890240, 67780480]

約数ペア:

[(1, 67780480), (2, 33890240), (4, 16945120), (5, 13556096), (8, 8472560), (10, 6778048), (16, 4236280), (20, 3389024), (32, 2118140), (40, 1694512), (64, 1059070), (80, 847256), (128, 529535), (160, 423628), (320, 211814), (640, 105907)]