86142760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 225244800

約数和(自身を除く): 139102040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 43, 44, 55, 58, 86, 88, 110, 116, 145, 157, 172, 215, 220, 232, 290, 314, 319, 344, 430, 440, 473, 580, 628, 638, 785, 860, 946, 1160, 1247, 1256, 1276, 1570, 1595, 1720, 1727, 1892, 2365, 2494, 2552, 3140, 3190, 3454, 3784, 4553, 4730, 4988, 6235, 6280, 6380, 6751, 6908, 8635, 9106, 9460, 9976, 12470, 12760, 13502, 13717, 13816, 17270, 18212, 18920, 22765, 24940, 27004, 27434, 33755, 34540, 36424, 45530, 49880, 50083, 54008, 54868, 67510, 68585, 69080, 74261, 91060, 100166, 109736, 135020, 137170, 148522, 182120, 195779, 200332, 250415, 270040, 274340, 297044, 371305, 391558, 400664, 500830, 548680, 594088, 742610, 783116, 978895, 1001660, 1485220, 1566232, 1957790, 2003320, 2153569, 2970440, 3915580, 4307138, 7831160, 8614276, 10767845, 17228552, 21535690, 43071380, 86142760]

約数ペア:

[(1, 86142760), (2, 43071380), (4, 21535690), (5, 17228552), (8, 10767845), (10, 8614276), (11, 7831160), (20, 4307138), (22, 3915580), (29, 2970440), (40, 2153569), (43, 2003320), (44, 1957790), (55, 1566232), (58, 1485220), (86, 1001660), (88, 978895), (110, 783116), (116, 742610), (145, 594088), (157, 548680), (172, 500830), (215, 400664), (220, 391558), (232, 371305), (290, 297044), (314, 274340), (319, 270040), (344, 250415), (430, 200332), (440, 195779), (473, 182120), (580, 148522), (628, 137170), (638, 135020), (785, 109736), (860, 100166), (946, 91060), (1160, 74261), (1247, 69080), (1256, 68585), (1276, 67510), (1570, 54868), (1595, 54008), (1720, 50083), (1727, 49880), (1892, 45530), (2365, 36424), (2494, 34540), (2552, 33755), (3140, 27434), (3190, 27004), (3454, 24940), (3784, 22765), (4553, 18920), (4730, 18212), (4988, 17270), (6235, 13816), (6280, 13717), (6380, 13502), (6751, 12760), (6908, 12470), (8635, 9976), (9106, 9460)]