77805280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:696

約数の個数: 96

約数和(自身を含む): 212115456

約数和(自身を除く): 134310176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 140, 160, 224, 254, 280, 508, 547, 560, 635, 889, 1016, 1094, 1120, 1270, 1778, 2032, 2188, 2540, 2735, 3556, 3829, 4064, 4376, 4445, 5080, 5470, 7112, 7658, 8752, 8890, 10160, 10940, 14224, 15316, 17504, 17780, 19145, 20320, 21880, 28448, 30632, 35560, 38290, 43760, 61264, 69469, 71120, 76580, 87520, 122528, 138938, 142240, 153160, 277876, 306320, 347345, 486283, 555752, 612640, 694690, 972566, 1111504, 1389380, 1945132, 2223008, 2431415, 2778760, 3890264, 4862830, 5557520, 7780528, 9725660, 11115040, 15561056, 19451320, 38902640, 77805280]

約数ペア:

[(1, 77805280), (2, 38902640), (4, 19451320), (5, 15561056), (7, 11115040), (8, 9725660), (10, 7780528), (14, 5557520), (16, 4862830), (20, 3890264), (28, 2778760), (32, 2431415), (35, 2223008), (40, 1945132), (56, 1389380), (70, 1111504), (80, 972566), (112, 694690), (127, 612640), (140, 555752), (160, 486283), (224, 347345), (254, 306320), (280, 277876), (508, 153160), (547, 142240), (560, 138938), (635, 122528), (889, 87520), (1016, 76580), (1094, 71120), (1120, 69469), (1270, 61264), (1778, 43760), (2032, 38290), (2188, 35560), (2540, 30632), (2735, 28448), (3556, 21880), (3829, 20320), (4064, 19145), (4376, 17780), (4445, 17504), (5080, 15316), (5470, 14224), (7112, 10940), (7658, 10160), (8752, 8890)]