129505390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{2749}}^1$

素因数の和:3436

約数の個数: 32

約数和(自身を含む): 266904000

約数和(自身を除く): 137398610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 673, 1346, 2749, 3365, 4711, 5498, 6730, 9422, 13745, 19243, 23555, 27490, 38486, 47110, 96215, 192430, 1850077, 3700154, 9250385, 12950539, 18500770, 25901078, 64752695, 129505390]

約数ペア:

[(1, 129505390), (2, 64752695), (5, 25901078), (7, 18500770), (10, 12950539), (14, 9250385), (35, 3700154), (70, 1850077), (673, 192430), (1346, 96215), (2749, 47110), (3365, 38486), (4711, 27490), (5498, 23555), (6730, 19243), (9422, 13745)]