2100051445

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{90931}}^1$

素因数の和:91116

約数の個数: 16

約数和(自身を含む): 2618841600

約数和(自身を除く): 518790155

約数列:

[1, 5, 31, 149, 155, 745, 4619, 23095, 90931, 454655, 2818861, 13548719, 14094305, 67743595, 420010289, 2100051445]

約数ペア:

[(1, 2100051445), (5, 420010289), (31, 67743595), (149, 14094305), (155, 13548719), (745, 2818861), (4619, 454655), (23095, 90931)]