51105470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1399}}^1$

素因数の和:1700

約数の個数: 32

約数和(自身を含む): 99489600

約数和(自身を除く): 48384130

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1399, 1405, 2798, 2810, 3653, 6995, 7306, 13990, 18187, 18265, 36374, 36530, 90935, 181870, 393119, 786238, 1965595, 3931190, 5110547, 10221094, 25552735, 51105470]

約数ペア:

[(1, 51105470), (2, 25552735), (5, 10221094), (10, 5110547), (13, 3931190), (26, 1965595), (65, 786238), (130, 393119), (281, 181870), (562, 90935), (1399, 36530), (1405, 36374), (2798, 18265), (2810, 18187), (3653, 13990), (6995, 7306)]