42125005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2111}}^1$

素因数の和:2436

約数の個数: 16

約数和(自身を含む): 54641664

約数和(自身を除く): 12516659

約数列:

[1, 5, 13, 65, 307, 1535, 2111, 3991, 10555, 19955, 27443, 137215, 648077, 3240385, 8425001, 42125005]

約数ペア:

[(1, 42125005), (5, 8425001), (13, 3240385), (65, 648077), (307, 137215), (1535, 27443), (2111, 19955), (3991, 10555)]