51904160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{383}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 154441728

約数和(自身を除く): 102537568

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 383, 385, 440, 484, 560, 605, 616, 766, 770, 847, 880, 968, 1120, 1210, 1232, 1532, 1540, 1694, 1760, 1915, 1936, 2420, 2464, 2681, 3064, 3080, 3388, 3830, 3872, 4213, 4235, 4840, 5362, 6128, 6160, 6776, 7660, 8426, 8470, 9680, 10724, 12256, 12320, 13405, 13552, 15320, 16852, 16940, 19360, 21065, 21448, 26810, 27104, 29491, 30640, 33704, 33880, 42130, 42896, 46343, 53620, 58982, 61280, 67408, 67760, 84260, 85792, 92686, 107240, 117964, 134816, 135520, 147455, 168520, 185372, 214480, 231715, 235928, 294910, 324401, 337040, 370744, 428960, 463430, 471856, 589820, 648802, 674080, 741488, 926860, 943712, 1179640, 1297604, 1482976, 1622005, 1853720, 2359280, 2595208, 3244010, 3707440, 4718560, 5190416, 6488020, 7414880, 10380832, 12976040, 25952080, 51904160]

約数ペア:

[(1, 51904160), (2, 25952080), (4, 12976040), (5, 10380832), (7, 7414880), (8, 6488020), (10, 5190416), (11, 4718560), (14, 3707440), (16, 3244010), (20, 2595208), (22, 2359280), (28, 1853720), (32, 1622005), (35, 1482976), (40, 1297604), (44, 1179640), (55, 943712), (56, 926860), (70, 741488), (77, 674080), (80, 648802), (88, 589820), (110, 471856), (112, 463430), (121, 428960), (140, 370744), (154, 337040), (160, 324401), (176, 294910), (220, 235928), (224, 231715), (242, 214480), (280, 185372), (308, 168520), (352, 147455), (383, 135520), (385, 134816), (440, 117964), (484, 107240), (560, 92686), (605, 85792), (616, 84260), (766, 67760), (770, 67408), (847, 61280), (880, 58982), (968, 53620), (1120, 46343), (1210, 42896), (1232, 42130), (1532, 33880), (1540, 33704), (1694, 30640), (1760, 29491), (1915, 27104), (1936, 26810), (2420, 21448), (2464, 21065), (2681, 19360), (3064, 16940), (3080, 16852), (3388, 15320), (3830, 13552), (3872, 13405), (4213, 12320), (4235, 12256), (4840, 10724), (5362, 9680), (6128, 8470), (6160, 8426), (6776, 7660)]