215620600

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 544965120

約数和(自身を除く): 329344520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 127, 130, 200, 254, 260, 325, 508, 520, 635, 650, 653, 1016, 1270, 1300, 1306, 1651, 2540, 2600, 2612, 3175, 3265, 3302, 5080, 5224, 6350, 6530, 6604, 8255, 8489, 12700, 13060, 13208, 16325, 16510, 16978, 25400, 26120, 32650, 33020, 33956, 41275, 42445, 65300, 66040, 67912, 82550, 82931, 84890, 130600, 165100, 165862, 169780, 212225, 330200, 331724, 339560, 414655, 424450, 663448, 829310, 848900, 1078103, 1658620, 1697800, 2073275, 2156206, 3317240, 4146550, 4312412, 5390515, 8293100, 8624824, 10781030, 16586200, 21562060, 26952575, 43124120, 53905150, 107810300, 215620600]

約数ペア:

[(1, 215620600), (2, 107810300), (4, 53905150), (5, 43124120), (8, 26952575), (10, 21562060), (13, 16586200), (20, 10781030), (25, 8624824), (26, 8293100), (40, 5390515), (50, 4312412), (52, 4146550), (65, 3317240), (100, 2156206), (104, 2073275), (127, 1697800), (130, 1658620), (200, 1078103), (254, 848900), (260, 829310), (325, 663448), (508, 424450), (520, 414655), (635, 339560), (650, 331724), (653, 330200), (1016, 212225), (1270, 169780), (1300, 165862), (1306, 165100), (1651, 130600), (2540, 84890), (2600, 82931), (2612, 82550), (3175, 67912), (3265, 66040), (3302, 65300), (5080, 42445), (5224, 41275), (6350, 33956), (6530, 33020), (6604, 32650), (8255, 26120), (8489, 25400), (12700, 16978), (13060, 16510), (13208, 16325)]