51271500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:305

約数の個数: 192

約数和(自身を含む): 180311040

約数和(自身を除く): 129039540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 50, 57, 60, 70, 75, 76, 84, 95, 100, 105, 114, 125, 133, 140, 150, 175, 190, 210, 228, 250, 257, 266, 285, 300, 350, 375, 380, 399, 420, 475, 500, 514, 525, 532, 570, 665, 700, 750, 771, 798, 875, 950, 1028, 1050, 1140, 1285, 1330, 1425, 1500, 1542, 1596, 1750, 1799, 1900, 1995, 2100, 2375, 2570, 2625, 2660, 2850, 3084, 3325, 3500, 3598, 3855, 3990, 4750, 4883, 5140, 5250, 5397, 5700, 6425, 6650, 7125, 7196, 7710, 7980, 8995, 9500, 9766, 9975, 10500, 10794, 12850, 13300, 14250, 14649, 15420, 16625, 17990, 19275, 19532, 19950, 21588, 24415, 25700, 26985, 28500, 29298, 32125, 33250, 34181, 35980, 38550, 39900, 44975, 48830, 49875, 53970, 58596, 64250, 66500, 68362, 73245, 77100, 89950, 96375, 97660, 99750, 102543, 107940, 122075, 128500, 134925, 136724, 146490, 170905, 179900, 192750, 199500, 205086, 224875, 244150, 269850, 292980, 341810, 366225, 385500, 410172, 449750, 488300, 512715, 539700, 610375, 674625, 683620, 732450, 854525, 899500, 1025430, 1220750, 1349250, 1464900, 1709050, 1831125, 2050860, 2441500, 2563575, 2698500, 3418100, 3662250, 4272625, 5127150, 7324500, 8545250, 10254300, 12817875, 17090500, 25635750, 51271500]

約数ペア:

[(1, 51271500), (2, 25635750), (3, 17090500), (4, 12817875), (5, 10254300), (6, 8545250), (7, 7324500), (10, 5127150), (12, 4272625), (14, 3662250), (15, 3418100), (19, 2698500), (20, 2563575), (21, 2441500), (25, 2050860), (28, 1831125), (30, 1709050), (35, 1464900), (38, 1349250), (42, 1220750), (50, 1025430), (57, 899500), (60, 854525), (70, 732450), (75, 683620), (76, 674625), (84, 610375), (95, 539700), (100, 512715), (105, 488300), (114, 449750), (125, 410172), (133, 385500), (140, 366225), (150, 341810), (175, 292980), (190, 269850), (210, 244150), (228, 224875), (250, 205086), (257, 199500), (266, 192750), (285, 179900), (300, 170905), (350, 146490), (375, 136724), (380, 134925), (399, 128500), (420, 122075), (475, 107940), (500, 102543), (514, 99750), (525, 97660), (532, 96375), (570, 89950), (665, 77100), (700, 73245), (750, 68362), (771, 66500), (798, 64250), (875, 58596), (950, 53970), (1028, 49875), (1050, 48830), (1140, 44975), (1285, 39900), (1330, 38550), (1425, 35980), (1500, 34181), (1542, 33250), (1596, 32125), (1750, 29298), (1799, 28500), (1900, 26985), (1995, 25700), (2100, 24415), (2375, 21588), (2570, 19950), (2625, 19532), (2660, 19275), (2850, 17990), (3084, 16625), (3325, 15420), (3500, 14649), (3598, 14250), (3855, 13300), (3990, 12850), (4750, 10794), (4883, 10500), (5140, 9975), (5250, 9766), (5397, 9500), (5700, 8995), (6425, 7980), (6650, 7710), (7125, 7196)]