31950000

素因数分解:

$2^4\times 3^2\times 5^5\times {\mathrm{71}}^1$

素因数の和:110

約数の個数: 180

約数和(自身を含む): 113336496

約数和(自身を除く): 81386496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 71, 72, 75, 80, 90, 100, 120, 125, 142, 144, 150, 180, 200, 213, 225, 240, 250, 284, 300, 355, 360, 375, 400, 426, 450, 500, 568, 600, 625, 639, 710, 720, 750, 852, 900, 1000, 1065, 1125, 1136, 1200, 1250, 1278, 1420, 1500, 1704, 1775, 1800, 1875, 2000, 2130, 2250, 2500, 2556, 2840, 3000, 3125, 3195, 3408, 3550, 3600, 3750, 4260, 4500, 5000, 5112, 5325, 5625, 5680, 6000, 6250, 6390, 7100, 7500, 8520, 8875, 9000, 9375, 10000, 10224, 10650, 11250, 12500, 12780, 14200, 15000, 15975, 17040, 17750, 18000, 18750, 21300, 22500, 25000, 25560, 26625, 28125, 28400, 30000, 31950, 35500, 37500, 42600, 44375, 45000, 50000, 51120, 53250, 56250, 63900, 71000, 75000, 79875, 85200, 88750, 90000, 106500, 112500, 127800, 133125, 142000, 150000, 159750, 177500, 213000, 221875, 225000, 255600, 266250, 319500, 355000, 399375, 426000, 443750, 450000, 532500, 639000, 665625, 710000, 798750, 887500, 1065000, 1278000, 1331250, 1597500, 1775000, 1996875, 2130000, 2662500, 3195000, 3550000, 3993750, 5325000, 6390000, 7987500, 10650000, 15975000, 31950000]

約数ペア:

[(1, 31950000), (2, 15975000), (3, 10650000), (4, 7987500), (5, 6390000), (6, 5325000), (8, 3993750), (9, 3550000), (10, 3195000), (12, 2662500), (15, 2130000), (16, 1996875), (18, 1775000), (20, 1597500), (24, 1331250), (25, 1278000), (30, 1065000), (36, 887500), (40, 798750), (45, 710000), (48, 665625), (50, 639000), (60, 532500), (71, 450000), (72, 443750), (75, 426000), (80, 399375), (90, 355000), (100, 319500), (120, 266250), (125, 255600), (142, 225000), (144, 221875), (150, 213000), (180, 177500), (200, 159750), (213, 150000), (225, 142000), (240, 133125), (250, 127800), (284, 112500), (300, 106500), (355, 90000), (360, 88750), (375, 85200), (400, 79875), (426, 75000), (450, 71000), (500, 63900), (568, 56250), (600, 53250), (625, 51120), (639, 50000), (710, 45000), (720, 44375), (750, 42600), (852, 37500), (900, 35500), (1000, 31950), (1065, 30000), (1125, 28400), (1136, 28125), (1200, 26625), (1250, 25560), (1278, 25000), (1420, 22500), (1500, 21300), (1704, 18750), (1775, 18000), (1800, 17750), (1875, 17040), (2000, 15975), (2130, 15000), (2250, 14200), (2500, 12780), (2556, 12500), (2840, 11250), (3000, 10650), (3125, 10224), (3195, 10000), (3408, 9375), (3550, 9000), (3600, 8875), (3750, 8520), (4260, 7500), (4500, 7100), (5000, 6390), (5112, 6250), (5325, 6000), (5625, 5680)]