90811590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131611}}^1$

素因数の和:131644

約数の個数: 32

約数和(自身を含む): 227425536

約数和(自身を除く): 136613946

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 131611, 263222, 394833, 658055, 789666, 1316110, 1974165, 3027053, 3948330, 6054106, 9081159, 15135265, 18162318, 30270530, 45405795, 90811590]

約数ペア:

[(1, 90811590), (2, 45405795), (3, 30270530), (5, 18162318), (6, 15135265), (10, 9081159), (15, 6054106), (23, 3948330), (30, 3027053), (46, 1974165), (69, 1316110), (115, 789666), (138, 658055), (230, 394833), (345, 263222), (690, 131611)]