80402505

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{13367}}^1$

素因数の和:13776

約数の個数: 16

約数和(自身を含む): 128974464

約数和(自身を除く): 48571959

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 6015, 13367, 40101, 66835, 200505, 5360167, 16080501, 26800835, 80402505]

約数ペア:

[(1, 80402505), (3, 26800835), (5, 16080501), (15, 5360167), (401, 200505), (1203, 66835), (2005, 40101), (6015, 13367)]