220404485

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 307618560

約数和(自身を除く): 87214075

約数列:

[1, 5, 7, 35, 107, 229, 257, 535, 749, 1145, 1285, 1603, 1799, 3745, 8015, 8995, 24503, 27499, 58853, 122515, 137495, 171521, 192493, 294265, 411971, 857605, 962465, 2059855, 6297271, 31486355, 44080897, 220404485]

約数ペア:

[(1, 220404485), (5, 44080897), (7, 31486355), (35, 6297271), (107, 2059855), (229, 962465), (257, 857605), (535, 411971), (749, 294265), (1145, 192493), (1285, 171521), (1603, 137495), (1799, 122515), (3745, 58853), (8015, 27499), (8995, 24503)]