51383600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6761}}^1$

素因数の和:6798

約数の個数: 60

約数和(自身を含む): 129965640

約数和(自身を除く): 78582040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 6761, 7600, 13522, 27044, 33805, 54088, 67610, 108176, 128459, 135220, 169025, 256918, 270440, 338050, 513836, 540880, 642295, 676100, 1027672, 1284590, 1352200, 2055344, 2569180, 2704400, 3211475, 5138360, 6422950, 10276720, 12845900, 25691800, 51383600]

約数ペア:

[(1, 51383600), (2, 25691800), (4, 12845900), (5, 10276720), (8, 6422950), (10, 5138360), (16, 3211475), (19, 2704400), (20, 2569180), (25, 2055344), (38, 1352200), (40, 1284590), (50, 1027672), (76, 676100), (80, 642295), (95, 540880), (100, 513836), (152, 338050), (190, 270440), (200, 256918), (304, 169025), (380, 135220), (400, 128459), (475, 108176), (760, 67610), (950, 54088), (1520, 33805), (1900, 27044), (3800, 13522), (6761, 7600)]