87380090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{809}}^1\times {\mathrm{1543}}^1$

素因数の和:2366

約数の個数: 32

約数和(自身を含む): 180092160

約数和(自身を除く): 92712070

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 809, 1543, 1618, 3086, 4045, 5663, 7715, 8090, 10801, 11326, 15430, 21602, 28315, 54005, 56630, 108010, 1248287, 2496574, 6241435, 8738009, 12482870, 17476018, 43690045, 87380090]

約数ペア:

[(1, 87380090), (2, 43690045), (5, 17476018), (7, 12482870), (10, 8738009), (14, 6241435), (35, 2496574), (70, 1248287), (809, 108010), (1543, 56630), (1618, 54005), (3086, 28315), (4045, 21602), (5663, 15430), (7715, 11326), (8090, 10801)]