64144000

素因数分解:

$2^7\times 5^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 128

約数和(自身を含む): 168667200

約数和(自身を除く): 104523200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 211, 250, 304, 320, 380, 400, 422, 475, 500, 608, 640, 760, 800, 844, 950, 1000, 1055, 1216, 1520, 1600, 1688, 1900, 2000, 2110, 2375, 2432, 3040, 3200, 3376, 3800, 4000, 4009, 4220, 4750, 5275, 6080, 6752, 7600, 8000, 8018, 8440, 9500, 10550, 12160, 13504, 15200, 16000, 16036, 16880, 19000, 20045, 21100, 26375, 27008, 30400, 32072, 33760, 38000, 40090, 42200, 52750, 60800, 64144, 67520, 76000, 80180, 84400, 100225, 105500, 128288, 135040, 152000, 160360, 168800, 200450, 211000, 256576, 304000, 320720, 337600, 400900, 422000, 501125, 513152, 641440, 675200, 801800, 844000, 1002250, 1282880, 1603600, 1688000, 2004500, 2565760, 3207200, 3376000, 4009000, 6414400, 8018000, 12828800, 16036000, 32072000, 64144000]

約数ペア:

[(1, 64144000), (2, 32072000), (4, 16036000), (5, 12828800), (8, 8018000), (10, 6414400), (16, 4009000), (19, 3376000), (20, 3207200), (25, 2565760), (32, 2004500), (38, 1688000), (40, 1603600), (50, 1282880), (64, 1002250), (76, 844000), (80, 801800), (95, 675200), (100, 641440), (125, 513152), (128, 501125), (152, 422000), (160, 400900), (190, 337600), (200, 320720), (211, 304000), (250, 256576), (304, 211000), (320, 200450), (380, 168800), (400, 160360), (422, 152000), (475, 135040), (500, 128288), (608, 105500), (640, 100225), (760, 84400), (800, 80180), (844, 76000), (950, 67520), (1000, 64144), (1055, 60800), (1216, 52750), (1520, 42200), (1600, 40090), (1688, 38000), (1900, 33760), (2000, 32072), (2110, 30400), (2375, 27008), (2432, 26375), (3040, 21100), (3200, 20045), (3376, 19000), (3800, 16880), (4000, 16036), (4009, 16000), (4220, 15200), (4750, 13504), (5275, 12160), (6080, 10550), (6752, 9500), (7600, 8440), (8000, 8018)]