161690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:86

約数の個数: 32

約数和(自身を含む): 328320

約数和(自身を除く): 166630

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 230, 370, 437, 703, 851, 874, 1406, 1702, 2185, 3515, 4255, 4370, 7030, 8510, 16169, 32338, 80845, 161690]

約数ペア:

[(1, 161690), (2, 80845), (5, 32338), (10, 16169), (19, 8510), (23, 7030), (37, 4370), (38, 4255), (46, 3515), (74, 2185), (95, 1702), (115, 1406), (185, 874), (190, 851), (230, 703), (370, 437)]