16377920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:188

約数の個数: 112

約数和(自身を含む): 43696128

約数和(自身を除く): 27318208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 127, 130, 155, 160, 208, 248, 254, 260, 310, 320, 403, 416, 496, 508, 520, 620, 635, 806, 832, 992, 1016, 1040, 1240, 1270, 1612, 1651, 1984, 2015, 2032, 2080, 2480, 2540, 3224, 3302, 3937, 4030, 4064, 4160, 4960, 5080, 6448, 6604, 7874, 8060, 8128, 8255, 9920, 10160, 12896, 13208, 15748, 16120, 16510, 19685, 20320, 25792, 26416, 31496, 32240, 33020, 39370, 40640, 51181, 52832, 62992, 64480, 66040, 78740, 102362, 105664, 125984, 128960, 132080, 157480, 204724, 251968, 255905, 264160, 314960, 409448, 511810, 528320, 629920, 818896, 1023620, 1259840, 1637792, 2047240, 3275584, 4094480, 8188960, 16377920]

約数ペア:

[(1, 16377920), (2, 8188960), (4, 4094480), (5, 3275584), (8, 2047240), (10, 1637792), (13, 1259840), (16, 1023620), (20, 818896), (26, 629920), (31, 528320), (32, 511810), (40, 409448), (52, 314960), (62, 264160), (64, 255905), (65, 251968), (80, 204724), (104, 157480), (124, 132080), (127, 128960), (130, 125984), (155, 105664), (160, 102362), (208, 78740), (248, 66040), (254, 64480), (260, 62992), (310, 52832), (320, 51181), (403, 40640), (416, 39370), (496, 33020), (508, 32240), (520, 31496), (620, 26416), (635, 25792), (806, 20320), (832, 19685), (992, 16510), (1016, 16120), (1040, 15748), (1240, 13208), (1270, 12896), (1612, 10160), (1651, 9920), (1984, 8255), (2015, 8128), (2032, 8060), (2080, 7874), (2480, 6604), (2540, 6448), (3224, 5080), (3302, 4960), (3937, 4160), (4030, 4064)]