49995000

素因数分解:

$2^3\times 3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 240

約数和(自身を含む): 186409080

約数和(自身を除く): 136414080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 101, 110, 120, 125, 132, 150, 165, 180, 198, 200, 202, 220, 225, 250, 264, 275, 300, 303, 330, 360, 375, 396, 404, 440, 450, 495, 500, 505, 550, 600, 606, 625, 660, 750, 792, 808, 825, 900, 909, 990, 1000, 1010, 1100, 1111, 1125, 1212, 1250, 1320, 1375, 1500, 1515, 1650, 1800, 1818, 1875, 1980, 2020, 2200, 2222, 2250, 2424, 2475, 2500, 2525, 2750, 3000, 3030, 3300, 3333, 3636, 3750, 3960, 4040, 4125, 4444, 4500, 4545, 4950, 5000, 5050, 5500, 5555, 5625, 6060, 6600, 6666, 6875, 7272, 7500, 7575, 8250, 8888, 9000, 9090, 9900, 9999, 10100, 11000, 11110, 11250, 12120, 12375, 12625, 13332, 13750, 15000, 15150, 16500, 16665, 18180, 19800, 19998, 20200, 20625, 22220, 22500, 22725, 24750, 25250, 26664, 27500, 27775, 30300, 33000, 33330, 36360, 37875, 39996, 41250, 44440, 45000, 45450, 49500, 49995, 50500, 55000, 55550, 60600, 61875, 63125, 66660, 75750, 79992, 82500, 83325, 90900, 99000, 99990, 101000, 111100, 113625, 123750, 126250, 133320, 138875, 151500, 165000, 166650, 181800, 189375, 199980, 222200, 227250, 247500, 249975, 252500, 277750, 303000, 333300, 378750, 399960, 416625, 454500, 495000, 499950, 505000, 555500, 568125, 666600, 694375, 757500, 833250, 909000, 999900, 1111000, 1136250, 1249875, 1388750, 1515000, 1666500, 1999800, 2083125, 2272500, 2499750, 2777500, 3333000, 4166250, 4545000, 4999500, 5555000, 6249375, 8332500, 9999000, 12498750, 16665000, 24997500, 49995000]

約数ペア:

[(1, 49995000), (2, 24997500), (3, 16665000), (4, 12498750), (5, 9999000), (6, 8332500), (8, 6249375), (9, 5555000), (10, 4999500), (11, 4545000), (12, 4166250), (15, 3333000), (18, 2777500), (20, 2499750), (22, 2272500), (24, 2083125), (25, 1999800), (30, 1666500), (33, 1515000), (36, 1388750), (40, 1249875), (44, 1136250), (45, 1111000), (50, 999900), (55, 909000), (60, 833250), (66, 757500), (72, 694375), (75, 666600), (88, 568125), (90, 555500), (99, 505000), (100, 499950), (101, 495000), (110, 454500), (120, 416625), (125, 399960), (132, 378750), (150, 333300), (165, 303000), (180, 277750), (198, 252500), (200, 249975), (202, 247500), (220, 227250), (225, 222200), (250, 199980), (264, 189375), (275, 181800), (300, 166650), (303, 165000), (330, 151500), (360, 138875), (375, 133320), (396, 126250), (404, 123750), (440, 113625), (450, 111100), (495, 101000), (500, 99990), (505, 99000), (550, 90900), (600, 83325), (606, 82500), (625, 79992), (660, 75750), (750, 66660), (792, 63125), (808, 61875), (825, 60600), (900, 55550), (909, 55000), (990, 50500), (1000, 49995), (1010, 49500), (1100, 45450), (1111, 45000), (1125, 44440), (1212, 41250), (1250, 39996), (1320, 37875), (1375, 36360), (1500, 33330), (1515, 33000), (1650, 30300), (1800, 27775), (1818, 27500), (1875, 26664), (1980, 25250), (2020, 24750), (2200, 22725), (2222, 22500), (2250, 22220), (2424, 20625), (2475, 20200), (2500, 19998), (2525, 19800), (2750, 18180), (3000, 16665), (3030, 16500), (3300, 15150), (3333, 15000), (3636, 13750), (3750, 13332), (3960, 12625), (4040, 12375), (4125, 12120), (4444, 11250), (4500, 11110), (4545, 11000), (4950, 10100), (5000, 9999), (5050, 9900), (5500, 9090), (5555, 9000), (5625, 8888), (6060, 8250), (6600, 7575), (6666, 7500), (6875, 7272)]