129614464520

素因数分解:

$2^3\times 5^1\times {\mathrm{3240361613}}^1$

素因数の和:3240361624

約数の個数: 16

約数和(自身を含む): 291632545260

約数和(自身を除く): 162018080740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3240361613, 6480723226, 12961446452, 16201808065, 25922892904, 32403616130, 64807232260, 129614464520]

約数ペア:

[(1, 129614464520), (2, 64807232260), (4, 32403616130), (5, 25922892904), (8, 16201808065), (10, 12961446452), (20, 6480723226), (40, 3240361613)]