2043135985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 2866752000

約数和(自身を除く): 823616015

約数列:

[1, 5, 11, 29, 41, 55, 145, 157, 199, 205, 319, 451, 785, 995, 1189, 1595, 1727, 2189, 2255, 4553, 5771, 5945, 6437, 8159, 8635, 10945, 13079, 22765, 28855, 31243, 32185, 40795, 50083, 63481, 65395, 70807, 89749, 156215, 186673, 236611, 250415, 317405, 343673, 354035, 448745, 906047, 933365, 1183055, 1280963, 1718365, 2053403, 2602721, 4530235, 6404815, 9966517, 10267015, 13013605, 14090593, 37147927, 49832585, 70452965, 185739635, 408627197, 2043135985]

約数ペア:

[(1, 2043135985), (5, 408627197), (11, 185739635), (29, 70452965), (41, 49832585), (55, 37147927), (145, 14090593), (157, 13013605), (199, 10267015), (205, 9966517), (319, 6404815), (451, 4530235), (785, 2602721), (995, 2053403), (1189, 1718365), (1595, 1280963), (1727, 1183055), (2189, 933365), (2255, 906047), (4553, 448745), (5771, 354035), (5945, 343673), (6437, 317405), (8159, 250415), (8635, 236611), (10945, 186673), (13079, 156215), (22765, 89749), (28855, 70807), (31243, 65395), (32185, 63481), (40795, 50083)]