80901580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{175873}}^1$

素因数の和:175905

約数の個数: 24

約数和(自身を含む): 177280992

約数和(自身を除く): 96379412

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 175873, 351746, 703492, 879365, 1758730, 3517460, 4045079, 8090158, 16180316, 20225395, 40450790, 80901580]

約数ペア:

[(1, 80901580), (2, 40450790), (4, 20225395), (5, 16180316), (10, 8090158), (20, 4045079), (23, 3517460), (46, 1758730), (92, 879365), (115, 703492), (230, 351746), (460, 175873)]