80938620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{64237}}^1$

素因数の和:64259

約数の個数: 72

約数和(自身を含む): 280591584

約数和(自身を除く): 199652964

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 64237, 128474, 192711, 256948, 321185, 385422, 449659, 578133, 642370, 770844, 899318, 963555, 1156266, 1284740, 1348977, 1798636, 1927110, 2248295, 2312532, 2697954, 2890665, 3854220, 4046931, 4496590, 5395908, 5781330, 6744885, 8093862, 8993180, 11562660, 13489770, 16187724, 20234655, 26979540, 40469310, 80938620]

約数ペア:

[(1, 80938620), (2, 40469310), (3, 26979540), (4, 20234655), (5, 16187724), (6, 13489770), (7, 11562660), (9, 8993180), (10, 8093862), (12, 6744885), (14, 5781330), (15, 5395908), (18, 4496590), (20, 4046931), (21, 3854220), (28, 2890665), (30, 2697954), (35, 2312532), (36, 2248295), (42, 1927110), (45, 1798636), (60, 1348977), (63, 1284740), (70, 1156266), (84, 963555), (90, 899318), (105, 770844), (126, 642370), (140, 578133), (180, 449659), (210, 385422), (252, 321185), (315, 256948), (420, 192711), (630, 128474), (1260, 64237)]