179966800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:737

約数の個数: 120

約数和(自身を含む): 475141464

約数和(自身を除く): 295174664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 53, 65, 80, 100, 104, 106, 130, 200, 208, 212, 260, 265, 325, 400, 424, 520, 530, 650, 653, 689, 848, 1040, 1060, 1300, 1306, 1325, 1378, 2120, 2600, 2612, 2650, 2756, 3265, 3445, 4240, 5200, 5224, 5300, 5512, 6530, 6890, 8489, 10448, 10600, 11024, 13060, 13780, 16325, 16978, 17225, 21200, 26120, 27560, 32650, 33956, 34450, 34609, 42445, 52240, 55120, 65300, 67912, 68900, 69218, 84890, 130600, 135824, 137800, 138436, 169780, 173045, 212225, 261200, 275600, 276872, 339560, 346090, 424450, 449917, 553744, 679120, 692180, 848900, 865225, 899834, 1384360, 1697800, 1730450, 1799668, 2249585, 2768720, 3395600, 3460900, 3599336, 4499170, 6921800, 7198672, 8998340, 11247925, 13843600, 17996680, 22495850, 35993360, 44991700, 89983400, 179966800]

約数ペア:

[(1, 179966800), (2, 89983400), (4, 44991700), (5, 35993360), (8, 22495850), (10, 17996680), (13, 13843600), (16, 11247925), (20, 8998340), (25, 7198672), (26, 6921800), (40, 4499170), (50, 3599336), (52, 3460900), (53, 3395600), (65, 2768720), (80, 2249585), (100, 1799668), (104, 1730450), (106, 1697800), (130, 1384360), (200, 899834), (208, 865225), (212, 848900), (260, 692180), (265, 679120), (325, 553744), (400, 449917), (424, 424450), (520, 346090), (530, 339560), (650, 276872), (653, 275600), (689, 261200), (848, 212225), (1040, 173045), (1060, 169780), (1300, 138436), (1306, 137800), (1325, 135824), (1378, 130600), (2120, 84890), (2600, 69218), (2612, 68900), (2650, 67912), (2756, 65300), (3265, 55120), (3445, 52240), (4240, 42445), (5200, 34609), (5224, 34450), (5300, 33956), (5512, 32650), (6530, 27560), (6890, 26120), (8489, 21200), (10448, 17225), (10600, 16978), (11024, 16325), (13060, 13780)]