51280190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{911}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 99743616

約数和(自身を除く): 48463426

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 433, 866, 911, 1822, 2165, 4330, 4555, 5629, 9110, 11258, 11843, 23686, 28145, 56290, 59215, 118430, 394463, 788926, 1972315, 3944630, 5128019, 10256038, 25640095, 51280190]

約数ペア:

[(1, 51280190), (2, 25640095), (5, 10256038), (10, 5128019), (13, 3944630), (26, 1972315), (65, 788926), (130, 394463), (433, 118430), (866, 59215), (911, 56290), (1822, 28145), (2165, 23686), (4330, 11843), (4555, 11258), (5629, 9110)]