22725000

素因数分解:

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

素因数の和:138

約数の個数: 144

約数和(自身を含む): 77690340

約数和(自身を除く): 54965340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 101, 120, 125, 150, 180, 200, 202, 225, 250, 300, 303, 360, 375, 404, 450, 500, 505, 600, 606, 625, 750, 808, 900, 909, 1000, 1010, 1125, 1212, 1250, 1500, 1515, 1800, 1818, 1875, 2020, 2250, 2424, 2500, 2525, 3000, 3030, 3125, 3636, 3750, 4040, 4500, 4545, 5000, 5050, 5625, 6060, 6250, 7272, 7500, 7575, 9000, 9090, 9375, 10100, 11250, 12120, 12500, 12625, 15000, 15150, 18180, 18750, 20200, 22500, 22725, 25000, 25250, 28125, 30300, 36360, 37500, 37875, 45000, 45450, 50500, 56250, 60600, 63125, 75000, 75750, 90900, 101000, 112500, 113625, 126250, 151500, 181800, 189375, 225000, 227250, 252500, 303000, 315625, 378750, 454500, 505000, 568125, 631250, 757500, 909000, 946875, 1136250, 1262500, 1515000, 1893750, 2272500, 2525000, 2840625, 3787500, 4545000, 5681250, 7575000, 11362500, 22725000]

約数ペア:

[(1, 22725000), (2, 11362500), (3, 7575000), (4, 5681250), (5, 4545000), (6, 3787500), (8, 2840625), (9, 2525000), (10, 2272500), (12, 1893750), (15, 1515000), (18, 1262500), (20, 1136250), (24, 946875), (25, 909000), (30, 757500), (36, 631250), (40, 568125), (45, 505000), (50, 454500), (60, 378750), (72, 315625), (75, 303000), (90, 252500), (100, 227250), (101, 225000), (120, 189375), (125, 181800), (150, 151500), (180, 126250), (200, 113625), (202, 112500), (225, 101000), (250, 90900), (300, 75750), (303, 75000), (360, 63125), (375, 60600), (404, 56250), (450, 50500), (500, 45450), (505, 45000), (600, 37875), (606, 37500), (625, 36360), (750, 30300), (808, 28125), (900, 25250), (909, 25000), (1000, 22725), (1010, 22500), (1125, 20200), (1212, 18750), (1250, 18180), (1500, 15150), (1515, 15000), (1800, 12625), (1818, 12500), (1875, 12120), (2020, 11250), (2250, 10100), (2424, 9375), (2500, 9090), (2525, 9000), (3000, 7575), (3030, 7500), (3125, 7272), (3636, 6250), (3750, 6060), (4040, 5625), (4500, 5050), (4545, 5000)]