205123520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{91573}}^1$

素因数の和:91597

約数の個数: 56

約数和(自身を含む): 558235104

約数和(自身を除く): 353111584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 91573, 183146, 366292, 457865, 641011, 732584, 915730, 1282022, 1465168, 1831460, 2564044, 2930336, 3205055, 3662920, 5128088, 5860672, 6410110, 7325840, 10256176, 12820220, 14651680, 20512352, 25640440, 29303360, 41024704, 51280880, 102561760, 205123520]

約数ペア:

[(1, 205123520), (2, 102561760), (4, 51280880), (5, 41024704), (7, 29303360), (8, 25640440), (10, 20512352), (14, 14651680), (16, 12820220), (20, 10256176), (28, 7325840), (32, 6410110), (35, 5860672), (40, 5128088), (56, 3662920), (64, 3205055), (70, 2930336), (80, 2564044), (112, 1831460), (140, 1465168), (160, 1282022), (224, 915730), (280, 732584), (320, 641011), (448, 457865), (560, 366292), (1120, 183146), (2240, 91573)]