63687080

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4093}}^1$

素因数の和:4493

約数の個数: 32

約数和(自身を含む): 143699400

約数和(自身を除く): 80012320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 778, 1556, 1945, 3112, 3890, 4093, 7780, 8186, 15560, 16372, 20465, 32744, 40930, 81860, 163720, 1592177, 3184354, 6368708, 7960885, 12737416, 15921770, 31843540, 63687080]

約数ペア:

[(1, 63687080), (2, 31843540), (4, 15921770), (5, 12737416), (8, 7960885), (10, 6368708), (20, 3184354), (40, 1592177), (389, 163720), (778, 81860), (1556, 40930), (1945, 32744), (3112, 20465), (3890, 16372), (4093, 15560), (7780, 8186)]