166144615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 257402880

約数和(自身を除く): 91258265

約数列:

[1, 5, 7, 13, 35, 37, 65, 71, 91, 139, 185, 259, 355, 455, 481, 497, 695, 923, 973, 1295, 1807, 2405, 2485, 2627, 3367, 4615, 4865, 5143, 6461, 9035, 9869, 12649, 13135, 16835, 18389, 25715, 32305, 34151, 36001, 49345, 63245, 66859, 69083, 91945, 128297, 170755, 180005, 239057, 334295, 345415, 365153, 468013, 641485, 898079, 1195285, 1825765, 2340065, 2556071, 4490395, 4746989, 12780355, 23734945, 33228923, 166144615]

約数ペア:

[(1, 166144615), (5, 33228923), (7, 23734945), (13, 12780355), (35, 4746989), (37, 4490395), (65, 2556071), (71, 2340065), (91, 1825765), (139, 1195285), (185, 898079), (259, 641485), (355, 468013), (455, 365153), (481, 345415), (497, 334295), (695, 239057), (923, 180005), (973, 170755), (1295, 128297), (1807, 91945), (2405, 69083), (2485, 66859), (2627, 63245), (3367, 49345), (4615, 36001), (4865, 34151), (5143, 32305), (6461, 25715), (9035, 18389), (9869, 16835), (12649, 13135)]