66154425

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 113855808

約数和(自身を除く): 47701383

約数列:

[1, 3, 5, 15, 25, 43, 73, 75, 129, 215, 219, 281, 365, 645, 843, 1075, 1095, 1405, 1825, 3139, 3225, 4215, 5475, 7025, 9417, 12083, 15695, 20513, 21075, 36249, 47085, 60415, 61539, 78475, 102565, 181245, 235425, 302075, 307695, 512825, 882059, 906225, 1538475, 2646177, 4410295, 13230885, 22051475, 66154425]

約数ペア:

[(1, 66154425), (3, 22051475), (5, 13230885), (15, 4410295), (25, 2646177), (43, 1538475), (73, 906225), (75, 882059), (129, 512825), (215, 307695), (219, 302075), (281, 235425), (365, 181245), (645, 102565), (843, 78475), (1075, 61539), (1095, 60415), (1405, 47085), (1825, 36249), (3139, 21075), (3225, 20513), (4215, 15695), (5475, 12083), (7025, 9417)]