90363280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{161363}}^1$

素因数の和:161383

約数の個数: 40

約数和(自身を含む): 240109632

約数和(自身を除く): 149746352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 161363, 322726, 645452, 806815, 1129541, 1290904, 1613630, 2259082, 2581808, 3227260, 4518164, 5647705, 6454520, 9036328, 11295410, 12909040, 18072656, 22590820, 45181640, 90363280]

約数ペア:

[(1, 90363280), (2, 45181640), (4, 22590820), (5, 18072656), (7, 12909040), (8, 11295410), (10, 9036328), (14, 6454520), (16, 5647705), (20, 4518164), (28, 3227260), (35, 2581808), (40, 2259082), (56, 1613630), (70, 1290904), (80, 1129541), (112, 806815), (140, 645452), (280, 322726), (560, 161363)]