20162404725

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{73}}^2\times {\mathrm{827}}^1$

素因数の和:1047

約数の個数: 72

約数和(自身を含む): 34393682592

約数和(自身を除く): 14231277867

約数列:

[1, 3, 5, 15, 25, 61, 73, 75, 183, 219, 305, 365, 827, 915, 1095, 1525, 1825, 2481, 4135, 4453, 4575, 5329, 5475, 12405, 13359, 15987, 20675, 22265, 26645, 50447, 60371, 62025, 66795, 79935, 111325, 133225, 151341, 181113, 252235, 301855, 325069, 333975, 399675, 756705, 905565, 975207, 1261175, 1509275, 1625345, 3682631, 3783525, 4407083, 4527825, 4876035, 8126725, 11047893, 13221249, 18413155, 22035415, 24380175, 55239465, 66106245, 92065775, 110177075, 268832063, 276197325, 330531225, 806496189, 1344160315, 4032480945, 6720801575, 20162404725]

約数ペア:

[(1, 20162404725), (3, 6720801575), (5, 4032480945), (15, 1344160315), (25, 806496189), (61, 330531225), (73, 276197325), (75, 268832063), (183, 110177075), (219, 92065775), (305, 66106245), (365, 55239465), (827, 24380175), (915, 22035415), (1095, 18413155), (1525, 13221249), (1825, 11047893), (2481, 8126725), (4135, 4876035), (4453, 4527825), (4575, 4407083), (5329, 3783525), (5475, 3682631), (12405, 1625345), (13359, 1509275), (15987, 1261175), (20675, 975207), (22265, 905565), (26645, 756705), (50447, 399675), (60371, 333975), (62025, 325069), (66795, 301855), (79935, 252235), (111325, 181113), (133225, 151341)]