30039145

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 36939600

約数和(自身を除く): 6900455

約数列:

[1, 5, 61, 149, 305, 661, 745, 3305, 9089, 40321, 45445, 98489, 201605, 492445, 6007829, 30039145]

約数ペア:

[(1, 30039145), (5, 6007829), (61, 492445), (149, 201605), (305, 98489), (661, 45445), (745, 40321), (3305, 9089)]