25954740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20599}}^1$

素因数の和:20621

約数の個数: 72

約数和(自身を含む): 89980800

約数和(自身を除く): 64026060

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, 20599, 41198, 61797, 82396, 102995, 123594, 144193, 185391, 205990, 247188, 288386, 308985, 370782, 411980, 432579, 576772, 617970, 720965, 741564, 865158, 926955, 1235940, 1297737, 1441930, 1730316, 1853910, 2162895, 2595474, 2883860, 3707820, 4325790, 5190948, 6488685, 8651580, 12977370, 25954740]

約数ペア:

[(1, 25954740), (2, 12977370), (3, 8651580), (4, 6488685), (5, 5190948), (6, 4325790), (7, 3707820), (9, 2883860), (10, 2595474), (12, 2162895), (14, 1853910), (15, 1730316), (18, 1441930), (20, 1297737), (21, 1235940), (28, 926955), (30, 865158), (35, 741564), (36, 720965), (42, 617970), (45, 576772), (60, 432579), (63, 411980), (70, 370782), (84, 308985), (90, 288386), (105, 247188), (126, 205990), (140, 185391), (180, 144193), (210, 123594), (252, 102995), (315, 82396), (420, 61797), (630, 41198), (1260, 20599)]