80867080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 224985600

約数和(自身を除く): 144118520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 29, 35, 40, 46, 56, 58, 70, 92, 115, 116, 140, 145, 161, 184, 203, 230, 232, 280, 290, 322, 406, 433, 460, 580, 644, 667, 805, 812, 866, 920, 1015, 1160, 1288, 1334, 1610, 1624, 1732, 2030, 2165, 2668, 3031, 3220, 3335, 3464, 4060, 4330, 4669, 5336, 6062, 6440, 6670, 8120, 8660, 9338, 9959, 12124, 12557, 13340, 15155, 17320, 18676, 19918, 23345, 24248, 25114, 26680, 30310, 37352, 39836, 46690, 49795, 50228, 60620, 62785, 69713, 79672, 87899, 93380, 99590, 100456, 121240, 125570, 139426, 175798, 186760, 199180, 251140, 278852, 288811, 348565, 351596, 398360, 439495, 502280, 557704, 577622, 697130, 703192, 878990, 1155244, 1394260, 1444055, 1757980, 2021677, 2310488, 2788520, 2888110, 3515960, 4043354, 5776220, 8086708, 10108385, 11552440, 16173416, 20216770, 40433540, 80867080]

約数ペア:

[(1, 80867080), (2, 40433540), (4, 20216770), (5, 16173416), (7, 11552440), (8, 10108385), (10, 8086708), (14, 5776220), (20, 4043354), (23, 3515960), (28, 2888110), (29, 2788520), (35, 2310488), (40, 2021677), (46, 1757980), (56, 1444055), (58, 1394260), (70, 1155244), (92, 878990), (115, 703192), (116, 697130), (140, 577622), (145, 557704), (161, 502280), (184, 439495), (203, 398360), (230, 351596), (232, 348565), (280, 288811), (290, 278852), (322, 251140), (406, 199180), (433, 186760), (460, 175798), (580, 139426), (644, 125570), (667, 121240), (805, 100456), (812, 99590), (866, 93380), (920, 87899), (1015, 79672), (1160, 69713), (1288, 62785), (1334, 60620), (1610, 50228), (1624, 49795), (1732, 46690), (2030, 39836), (2165, 37352), (2668, 30310), (3031, 26680), (3220, 25114), (3335, 24248), (3464, 23345), (4060, 19918), (4330, 18676), (4669, 17320), (5336, 15155), (6062, 13340), (6440, 12557), (6670, 12124), (8120, 9959), (8660, 9338)]