2578857520

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{14449}}^1$

素因数の和:14582

約数の個数: 80

約数和(自身を含む): 6321470400

約数和(自身を除く): 3742612880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 97, 115, 184, 194, 230, 368, 388, 460, 485, 776, 920, 970, 1552, 1840, 1940, 2231, 3880, 4462, 7760, 8924, 11155, 14449, 17848, 22310, 28898, 35696, 44620, 57796, 72245, 89240, 115592, 144490, 178480, 231184, 288980, 332327, 577960, 664654, 1155920, 1329308, 1401553, 1661635, 2658616, 2803106, 3323270, 5317232, 5606212, 6646540, 7007765, 11212424, 13293080, 14015530, 22424848, 26586160, 28031060, 32235719, 56062120, 64471438, 112124240, 128942876, 161178595, 257885752, 322357190, 515771504, 644714380, 1289428760, 2578857520]

約数ペア:

[(1, 2578857520), (2, 1289428760), (4, 644714380), (5, 515771504), (8, 322357190), (10, 257885752), (16, 161178595), (20, 128942876), (23, 112124240), (40, 64471438), (46, 56062120), (80, 32235719), (92, 28031060), (97, 26586160), (115, 22424848), (184, 14015530), (194, 13293080), (230, 11212424), (368, 7007765), (388, 6646540), (460, 5606212), (485, 5317232), (776, 3323270), (920, 2803106), (970, 2658616), (1552, 1661635), (1840, 1401553), (1940, 1329308), (2231, 1155920), (3880, 664654), (4462, 577960), (7760, 332327), (8924, 288980), (11155, 231184), (14449, 178480), (17848, 144490), (22310, 115592), (28898, 89240), (35696, 72245), (44620, 57796)]