5123222780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{419249}}^1$

素因数の和:419318

約数の個数: 48

約数和(自身を含む): 11832912000

約数和(自身を除く): 6709689220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 419249, 838498, 1676996, 2096245, 4192490, 5450237, 8384980, 10900474, 19704703, 21800948, 27251185, 39409406, 54502370, 78818812, 98523515, 109004740, 197047030, 256161139, 394094060, 512322278, 1024644556, 1280805695, 2561611390, 5123222780]

約数ペア:

[(1, 5123222780), (2, 2561611390), (4, 1280805695), (5, 1024644556), (10, 512322278), (13, 394094060), (20, 256161139), (26, 197047030), (47, 109004740), (52, 98523515), (65, 78818812), (94, 54502370), (130, 39409406), (188, 27251185), (235, 21800948), (260, 19704703), (470, 10900474), (611, 8384980), (940, 5450237), (1222, 4192490), (2444, 2096245), (3055, 1676996), (6110, 838498), (12220, 419249)]