25770080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 74980080

約数和(自身を除く): 49210000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 173, 190, 196, 224, 245, 266, 280, 304, 346, 380, 392, 490, 532, 560, 608, 665, 692, 760, 784, 865, 931, 980, 1064, 1120, 1211, 1330, 1384, 1520, 1568, 1730, 1862, 1960, 2128, 2422, 2660, 2768, 3040, 3287, 3460, 3724, 3920, 4256, 4655, 4844, 5320, 5536, 6055, 6574, 6920, 7448, 7840, 8477, 9310, 9688, 10640, 12110, 13148, 13840, 14896, 16435, 16954, 18620, 19376, 21280, 23009, 24220, 26296, 27680, 29792, 32870, 33908, 37240, 38752, 42385, 46018, 48440, 52592, 65740, 67816, 74480, 84770, 92036, 96880, 105184, 115045, 131480, 135632, 148960, 161063, 169540, 184072, 193760, 230090, 262960, 271264, 322126, 339080, 368144, 460180, 525920, 644252, 678160, 736288, 805315, 920360, 1288504, 1356320, 1610630, 1840720, 2577008, 3221260, 3681440, 5154016, 6442520, 12885040, 25770080]

約数ペア:

[(1, 25770080), (2, 12885040), (4, 6442520), (5, 5154016), (7, 3681440), (8, 3221260), (10, 2577008), (14, 1840720), (16, 1610630), (19, 1356320), (20, 1288504), (28, 920360), (32, 805315), (35, 736288), (38, 678160), (40, 644252), (49, 525920), (56, 460180), (70, 368144), (76, 339080), (80, 322126), (95, 271264), (98, 262960), (112, 230090), (133, 193760), (140, 184072), (152, 169540), (160, 161063), (173, 148960), (190, 135632), (196, 131480), (224, 115045), (245, 105184), (266, 96880), (280, 92036), (304, 84770), (346, 74480), (380, 67816), (392, 65740), (490, 52592), (532, 48440), (560, 46018), (608, 42385), (665, 38752), (692, 37240), (760, 33908), (784, 32870), (865, 29792), (931, 27680), (980, 26296), (1064, 24220), (1120, 23009), (1211, 21280), (1330, 19376), (1384, 18620), (1520, 16954), (1568, 16435), (1730, 14896), (1862, 13840), (1960, 13148), (2128, 12110), (2422, 10640), (2660, 9688), (2768, 9310), (3040, 8477), (3287, 7840), (3460, 7448), (3724, 6920), (3920, 6574), (4256, 6055), (4655, 5536), (4844, 5320)]