53548520

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5209}}^1$

素因数の和:5477

約数の個数: 32

約数和(自身を含む): 120976200

約数和(自身を除く): 67427680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 5209, 10280, 10418, 20836, 26045, 41672, 52090, 104180, 208360, 1338713, 2677426, 5354852, 6693565, 10709704, 13387130, 26774260, 53548520]

約数ペア:

[(1, 53548520), (2, 26774260), (4, 13387130), (5, 10709704), (8, 6693565), (10, 5354852), (20, 2677426), (40, 1338713), (257, 208360), (514, 104180), (1028, 52090), (1285, 41672), (2056, 26045), (2570, 20836), (5140, 10418), (5209, 10280)]