2009145225

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{1373}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 3373444800

約数和(自身を除く): 1364299575

約数列:

[1, 3, 5, 15, 25, 75, 109, 179, 327, 537, 545, 895, 1373, 1635, 2685, 2725, 4119, 4475, 6865, 8175, 13425, 19511, 20595, 34325, 58533, 97555, 102975, 149657, 245767, 292665, 448971, 487775, 737301, 748285, 1228835, 1463325, 2244855, 3686505, 3741425, 6144175, 11224275, 18432525, 26788603, 80365809, 133943015, 401829045, 669715075, 2009145225]

約数ペア:

[(1, 2009145225), (3, 669715075), (5, 401829045), (15, 133943015), (25, 80365809), (75, 26788603), (109, 18432525), (179, 11224275), (327, 6144175), (537, 3741425), (545, 3686505), (895, 2244855), (1373, 1463325), (1635, 1228835), (2685, 748285), (2725, 737301), (4119, 487775), (4475, 448971), (6865, 292665), (8175, 245767), (13425, 149657), (19511, 102975), (20595, 97555), (34325, 58533)]