79943780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1289}}^1$

素因数の和:1748

約数の個数: 48

約数和(自身を含む): 192447360

約数和(自身を除く): 112503580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1289, 1772, 2215, 2578, 3101, 4430, 5156, 6202, 6445, 8860, 9023, 12404, 12890, 15505, 18046, 25780, 31010, 36092, 45115, 62020, 90230, 180460, 571027, 1142054, 2284108, 2855135, 3997189, 5710270, 7994378, 11420540, 15988756, 19985945, 39971890, 79943780]

約数ペア:

[(1, 79943780), (2, 39971890), (4, 19985945), (5, 15988756), (7, 11420540), (10, 7994378), (14, 5710270), (20, 3997189), (28, 2855135), (35, 2284108), (70, 1142054), (140, 571027), (443, 180460), (886, 90230), (1289, 62020), (1772, 45115), (2215, 36092), (2578, 31010), (3101, 25780), (4430, 18046), (5156, 15505), (6202, 12890), (6445, 12404), (8860, 9023)]