71810620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{751}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 172827648

約数和(自身を除く): 101017028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 683, 751, 1366, 1502, 2732, 3004, 3415, 3755, 4781, 5257, 6830, 7510, 9562, 10514, 13660, 15020, 19124, 21028, 23905, 26285, 47810, 52570, 95620, 105140, 512933, 1025866, 2051732, 2564665, 3590531, 5129330, 7181062, 10258660, 14362124, 17952655, 35905310, 71810620]

約数ペア:

[(1, 71810620), (2, 35905310), (4, 17952655), (5, 14362124), (7, 10258660), (10, 7181062), (14, 5129330), (20, 3590531), (28, 2564665), (35, 2051732), (70, 1025866), (140, 512933), (683, 105140), (751, 95620), (1366, 52570), (1502, 47810), (2732, 26285), (3004, 23905), (3415, 21028), (3755, 19124), (4781, 15020), (5257, 13660), (6830, 10514), (7510, 9562)]