661188190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5086063}}^1$

素因数の和:5086083

約数の個数: 16

約数和(自身を含む): 1281688128

約数和(自身を除く): 620499938

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5086063, 10172126, 25430315, 50860630, 66118819, 132237638, 330594095, 661188190]

約数ペア:

[(1, 661188190), (2, 330594095), (5, 132237638), (10, 66118819), (13, 50860630), (26, 25430315), (65, 10172126), (130, 5086063)]