8783420560

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{9973}}^1$

素因数の和:10196

約数の個数: 80

約数和(自身を含む): 20814940080

約数和(自身を除く): 12031519520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 109, 202, 218, 404, 436, 505, 545, 808, 872, 1010, 1090, 1616, 1744, 2020, 2180, 4040, 4360, 8080, 8720, 9973, 11009, 19946, 22018, 39892, 44036, 49865, 55045, 79784, 88072, 99730, 110090, 159568, 176144, 199460, 220180, 398920, 440360, 797840, 880720, 1007273, 1087057, 2014546, 2174114, 4029092, 4348228, 5036365, 5435285, 8058184, 8696456, 10072730, 10870570, 16116368, 17392912, 20145460, 21741140, 40290920, 43482280, 80581840, 86964560, 109792757, 219585514, 439171028, 548963785, 878342056, 1097927570, 1756684112, 2195855140, 4391710280, 8783420560]

約数ペア:

[(1, 8783420560), (2, 4391710280), (4, 2195855140), (5, 1756684112), (8, 1097927570), (10, 878342056), (16, 548963785), (20, 439171028), (40, 219585514), (80, 109792757), (101, 86964560), (109, 80581840), (202, 43482280), (218, 40290920), (404, 21741140), (436, 20145460), (505, 17392912), (545, 16116368), (808, 10870570), (872, 10072730), (1010, 8696456), (1090, 8058184), (1616, 5435285), (1744, 5036365), (2020, 4348228), (2180, 4029092), (4040, 2174114), (4360, 2014546), (8080, 1087057), (8720, 1007273), (9973, 880720), (11009, 797840), (19946, 440360), (22018, 398920), (39892, 220180), (44036, 199460), (49865, 176144), (55045, 159568), (79784, 110090), (88072, 99730)]