26491360

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 75841920

約数和(自身を除く): 49350560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 109, 112, 124, 140, 155, 160, 196, 217, 218, 224, 245, 248, 280, 310, 392, 434, 436, 490, 496, 545, 560, 620, 763, 784, 868, 872, 980, 992, 1085, 1090, 1120, 1240, 1519, 1526, 1568, 1736, 1744, 1960, 2170, 2180, 2480, 3038, 3052, 3379, 3472, 3488, 3815, 3920, 4340, 4360, 4960, 5341, 6076, 6104, 6758, 6944, 7595, 7630, 7840, 8680, 8720, 10682, 12152, 12208, 13516, 15190, 15260, 16895, 17360, 17440, 21364, 23653, 24304, 24416, 26705, 27032, 30380, 30520, 33790, 34720, 42728, 47306, 48608, 53410, 54064, 60760, 61040, 67580, 85456, 94612, 106820, 108128, 118265, 121520, 122080, 135160, 165571, 170912, 189224, 213640, 236530, 243040, 270320, 331142, 378448, 427280, 473060, 540640, 662284, 756896, 827855, 854560, 946120, 1324568, 1655710, 1892240, 2649136, 3311420, 3784480, 5298272, 6622840, 13245680, 26491360]

約数ペア:

[(1, 26491360), (2, 13245680), (4, 6622840), (5, 5298272), (7, 3784480), (8, 3311420), (10, 2649136), (14, 1892240), (16, 1655710), (20, 1324568), (28, 946120), (31, 854560), (32, 827855), (35, 756896), (40, 662284), (49, 540640), (56, 473060), (62, 427280), (70, 378448), (80, 331142), (98, 270320), (109, 243040), (112, 236530), (124, 213640), (140, 189224), (155, 170912), (160, 165571), (196, 135160), (217, 122080), (218, 121520), (224, 118265), (245, 108128), (248, 106820), (280, 94612), (310, 85456), (392, 67580), (434, 61040), (436, 60760), (490, 54064), (496, 53410), (545, 48608), (560, 47306), (620, 42728), (763, 34720), (784, 33790), (868, 30520), (872, 30380), (980, 27032), (992, 26705), (1085, 24416), (1090, 24304), (1120, 23653), (1240, 21364), (1519, 17440), (1526, 17360), (1568, 16895), (1736, 15260), (1744, 15190), (1960, 13516), (2170, 12208), (2180, 12152), (2480, 10682), (3038, 8720), (3052, 8680), (3379, 7840), (3472, 7630), (3488, 7595), (3815, 6944), (3920, 6758), (4340, 6104), (4360, 6076), (4960, 5341)]