80257744

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1787}}^1$

素因数の和:2203

約数の個数: 40

約数和(自身を含む): 178256448

約数和(自身を除く): 97998704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 802, 1604, 1787, 2807, 3208, 3574, 5614, 6416, 7148, 11228, 12509, 14296, 22456, 25018, 28592, 44912, 50036, 100072, 200144, 716587, 1433174, 2866348, 5016109, 5732696, 10032218, 11465392, 20064436, 40128872, 80257744]

約数ペア:

[(1, 80257744), (2, 40128872), (4, 20064436), (7, 11465392), (8, 10032218), (14, 5732696), (16, 5016109), (28, 2866348), (56, 1433174), (112, 716587), (401, 200144), (802, 100072), (1604, 50036), (1787, 44912), (2807, 28592), (3208, 25018), (3574, 22456), (5614, 14296), (6416, 12509), (7148, 11228)]