90657416

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{1249}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 174900000

約数和(自身を除く): 84242584

約数列:

[1, 2, 4, 8, 43, 86, 172, 211, 344, 422, 844, 1249, 1688, 2498, 4996, 9073, 9992, 18146, 36292, 53707, 72584, 107414, 214828, 263539, 429656, 527078, 1054156, 2108312, 11332177, 22664354, 45328708, 90657416]

約数ペア:

[(1, 90657416), (2, 45328708), (4, 22664354), (8, 11332177), (43, 2108312), (86, 1054156), (172, 527078), (211, 429656), (344, 263539), (422, 214828), (844, 107414), (1249, 72584), (1688, 53707), (2498, 36292), (4996, 18146), (9073, 9992)]