77365520

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{443}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 188291520

約数和(自身を除く): 110926000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 59, 74, 80, 118, 148, 185, 236, 295, 296, 370, 443, 472, 590, 592, 740, 886, 944, 1180, 1480, 1772, 2183, 2215, 2360, 2960, 3544, 4366, 4430, 4720, 7088, 8732, 8860, 10915, 16391, 17464, 17720, 21830, 26137, 32782, 34928, 35440, 43660, 52274, 65564, 81955, 87320, 104548, 130685, 131128, 163910, 174640, 209096, 261370, 262256, 327820, 418192, 522740, 655640, 967069, 1045480, 1311280, 1934138, 2090960, 3868276, 4835345, 7736552, 9670690, 15473104, 19341380, 38682760, 77365520]

約数ペア:

[(1, 77365520), (2, 38682760), (4, 19341380), (5, 15473104), (8, 9670690), (10, 7736552), (16, 4835345), (20, 3868276), (37, 2090960), (40, 1934138), (59, 1311280), (74, 1045480), (80, 967069), (118, 655640), (148, 522740), (185, 418192), (236, 327820), (295, 262256), (296, 261370), (370, 209096), (443, 174640), (472, 163910), (590, 131128), (592, 130685), (740, 104548), (886, 87320), (944, 81955), (1180, 65564), (1480, 52274), (1772, 43660), (2183, 35440), (2215, 34928), (2360, 32782), (2960, 26137), (3544, 21830), (4366, 17720), (4430, 17464), (4720, 16391), (7088, 10915), (8732, 8860)]