80723820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2729}}^1$

素因数の和:2787

約数の個数: 96

約数和(自身を含む): 247665600

約数和(自身を除く): 166941780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 29, 30, 34, 51, 58, 60, 68, 85, 87, 102, 116, 145, 170, 174, 204, 255, 290, 340, 348, 435, 493, 510, 580, 870, 986, 1020, 1479, 1740, 1972, 2465, 2729, 2958, 4930, 5458, 5916, 7395, 8187, 9860, 10916, 13645, 14790, 16374, 27290, 29580, 32748, 40935, 46393, 54580, 79141, 81870, 92786, 139179, 158282, 163740, 185572, 231965, 237423, 278358, 316564, 395705, 463930, 474846, 556716, 695895, 791410, 927860, 949692, 1187115, 1345397, 1391790, 1582820, 2374230, 2690794, 2783580, 4036191, 4748460, 5381588, 6726985, 8072382, 13453970, 16144764, 20180955, 26907940, 40361910, 80723820]

約数ペア:

[(1, 80723820), (2, 40361910), (3, 26907940), (4, 20180955), (5, 16144764), (6, 13453970), (10, 8072382), (12, 6726985), (15, 5381588), (17, 4748460), (20, 4036191), (29, 2783580), (30, 2690794), (34, 2374230), (51, 1582820), (58, 1391790), (60, 1345397), (68, 1187115), (85, 949692), (87, 927860), (102, 791410), (116, 695895), (145, 556716), (170, 474846), (174, 463930), (204, 395705), (255, 316564), (290, 278358), (340, 237423), (348, 231965), (435, 185572), (493, 163740), (510, 158282), (580, 139179), (870, 92786), (986, 81870), (1020, 79141), (1479, 54580), (1740, 46393), (1972, 40935), (2465, 32748), (2729, 29580), (2958, 27290), (4930, 16374), (5458, 14790), (5916, 13645), (7395, 10916), (8187, 9860)]