53709680

素因数分解:

$2^4\times 5^1\times {\mathrm{509}}^1\times {\mathrm{1319}}^1$

素因数の和:1841

約数の個数: 40

約数和(自身を含む): 125215200

約数和(自身を除く): 71505520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 509, 1018, 1319, 2036, 2545, 2638, 4072, 5090, 5276, 6595, 8144, 10180, 10552, 13190, 20360, 21104, 26380, 40720, 52760, 105520, 671371, 1342742, 2685484, 3356855, 5370968, 6713710, 10741936, 13427420, 26854840, 53709680]

約数ペア:

[(1, 53709680), (2, 26854840), (4, 13427420), (5, 10741936), (8, 6713710), (10, 5370968), (16, 3356855), (20, 2685484), (40, 1342742), (80, 671371), (509, 105520), (1018, 52760), (1319, 40720), (2036, 26380), (2545, 21104), (2638, 20360), (4072, 13190), (5090, 10552), (5276, 10180), (6595, 8144)]