2080585975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{971}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 2936062080

約数和(自身を除く): 855476105

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 347, 475, 971, 1235, 1735, 4511, 4855, 6175, 6593, 8675, 12623, 18449, 22555, 24275, 32965, 63115, 85709, 92245, 112775, 164825, 239837, 315575, 336937, 428545, 461225, 1199185, 1684685, 2142725, 4380181, 5995925, 6401803, 8423425, 21900905, 32009015, 83223439, 109504525, 160045075, 416117195, 2080585975]

約数ペア:

[(1, 2080585975), (5, 416117195), (13, 160045075), (19, 109504525), (25, 83223439), (65, 32009015), (95, 21900905), (247, 8423425), (325, 6401803), (347, 5995925), (475, 4380181), (971, 2142725), (1235, 1684685), (1735, 1199185), (4511, 461225), (4855, 428545), (6175, 336937), (6593, 315575), (8675, 239837), (12623, 164825), (18449, 112775), (22555, 92245), (24275, 85709), (32965, 63115)]