51401540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8893}}^1$

素因数の和:8936

約数の個数: 36

約数和(自身を含む): 114679236

約数和(自身を除く): 63277696

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 8893, 17786, 35572, 44465, 88930, 151181, 177860, 302362, 604724, 755905, 1511810, 2570077, 3023620, 5140154, 10280308, 12850385, 25700770, 51401540]

約数ペア:

[(1, 51401540), (2, 25700770), (4, 12850385), (5, 10280308), (10, 5140154), (17, 3023620), (20, 2570077), (34, 1511810), (68, 755905), (85, 604724), (170, 302362), (289, 177860), (340, 151181), (578, 88930), (1156, 44465), (1445, 35572), (2890, 17786), (5780, 8893)]