90577264

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{761}}^1$

素因数の和:985

約数の個数: 40

約数和(自身を含む): 180850032

約数和(自身を除く): 90272768

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 173, 344, 346, 688, 692, 761, 1384, 1522, 2768, 3044, 6088, 7439, 12176, 14878, 29756, 32723, 59512, 65446, 119024, 130892, 131653, 261784, 263306, 523568, 526612, 1053224, 2106448, 5661079, 11322158, 22644316, 45288632, 90577264]

約数ペア:

[(1, 90577264), (2, 45288632), (4, 22644316), (8, 11322158), (16, 5661079), (43, 2106448), (86, 1053224), (172, 526612), (173, 523568), (344, 263306), (346, 261784), (688, 131653), (692, 130892), (761, 119024), (1384, 65446), (1522, 59512), (2768, 32723), (3044, 29756), (6088, 14878), (7439, 12176)]