90028756

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{809}}^1$

素因数の和:1503

約数の個数: 24

約数和(自身を含む): 161663040

約数和(自身を除く): 71634284

約数列:

[1, 2, 4, 43, 86, 172, 647, 809, 1294, 1618, 2588, 3236, 27821, 34787, 55642, 69574, 111284, 139148, 523423, 1046846, 2093692, 22507189, 45014378, 90028756]

約数ペア:

[(1, 90028756), (2, 45014378), (4, 22507189), (43, 2093692), (86, 1046846), (172, 523423), (647, 139148), (809, 111284), (1294, 69574), (1618, 55642), (2588, 34787), (3236, 27821)]