77900550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1$

素因数の和:487

約数の個数: 144

約数和(自身を含む): 239627520

約数和(自身を除く): 161726970

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 130, 150, 169, 175, 182, 195, 210, 273, 325, 338, 350, 390, 439, 455, 507, 525, 546, 650, 845, 878, 910, 975, 1014, 1050, 1183, 1317, 1365, 1690, 1950, 2195, 2275, 2366, 2535, 2634, 2730, 3073, 3549, 4225, 4390, 4550, 5070, 5707, 5915, 6146, 6585, 6825, 7098, 8450, 9219, 10975, 11414, 11830, 12675, 13170, 13650, 15365, 17121, 17745, 18438, 21950, 25350, 28535, 29575, 30730, 32925, 34242, 35490, 39949, 46095, 57070, 59150, 65850, 74191, 76825, 79898, 85605, 88725, 92190, 119847, 142675, 148382, 153650, 171210, 177450, 199745, 222573, 230475, 239694, 285350, 370955, 399490, 428025, 445146, 460950, 519337, 599235, 741910, 856050, 998725, 1038674, 1112865, 1198470, 1558011, 1854775, 1997450, 2225730, 2596685, 2996175, 3116022, 3709550, 5193370, 5564325, 5992350, 7790055, 11128650, 12983425, 15580110, 25966850, 38950275, 77900550]

約数ペア:

[(1, 77900550), (2, 38950275), (3, 25966850), (5, 15580110), (6, 12983425), (7, 11128650), (10, 7790055), (13, 5992350), (14, 5564325), (15, 5193370), (21, 3709550), (25, 3116022), (26, 2996175), (30, 2596685), (35, 2225730), (39, 1997450), (42, 1854775), (50, 1558011), (65, 1198470), (70, 1112865), (75, 1038674), (78, 998725), (91, 856050), (105, 741910), (130, 599235), (150, 519337), (169, 460950), (175, 445146), (182, 428025), (195, 399490), (210, 370955), (273, 285350), (325, 239694), (338, 230475), (350, 222573), (390, 199745), (439, 177450), (455, 171210), (507, 153650), (525, 148382), (546, 142675), (650, 119847), (845, 92190), (878, 88725), (910, 85605), (975, 79898), (1014, 76825), (1050, 74191), (1183, 65850), (1317, 59150), (1365, 57070), (1690, 46095), (1950, 39949), (2195, 35490), (2275, 34242), (2366, 32925), (2535, 30730), (2634, 29575), (2730, 28535), (3073, 25350), (3549, 21950), (4225, 18438), (4390, 17745), (4550, 17121), (5070, 15365), (5707, 13650), (5915, 13170), (6146, 12675), (6585, 11830), (6825, 11414), (7098, 10975), (8450, 9219)]