51078430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{392911}}^1$

素因数の和:392931

約数の個数: 16

約数和(自身を含む): 99013824

約数和(自身を除く): 47935394

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 392911, 785822, 1964555, 3929110, 5107843, 10215686, 25539215, 51078430]

約数ペア:

[(1, 51078430), (2, 25539215), (5, 10215686), (10, 5107843), (13, 3929110), (26, 1964555), (65, 785822), (130, 392911)]