40882505

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 50139648

約数和(自身を除く): 9257143

約数列:

[1, 5, 61, 305, 311, 431, 1555, 2155, 18971, 26291, 94855, 131455, 134041, 670205, 8176501, 40882505]

約数ペア:

[(1, 40882505), (5, 8176501), (61, 670205), (305, 134041), (311, 131455), (431, 94855), (1555, 26291), (2155, 18971)]