87063890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{1783}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 165697920

約数和(自身を除く): 78634030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 514, 1285, 1783, 2570, 3566, 4883, 8915, 9766, 17830, 24415, 33877, 48830, 67754, 169385, 338770, 458231, 916462, 2291155, 4582310, 8706389, 17412778, 43531945, 87063890]

約数ペア:

[(1, 87063890), (2, 43531945), (5, 17412778), (10, 8706389), (19, 4582310), (38, 2291155), (95, 916462), (190, 458231), (257, 338770), (514, 169385), (1285, 67754), (1783, 48830), (2570, 33877), (3566, 24415), (4883, 17830), (8915, 9766)]