80717868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{787}}^1$

素因数の和:852

約数の個数: 144

約数和(自身を含む): 261590784

約数和(自身を除く): 180872916

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 37, 42, 44, 63, 66, 74, 77, 84, 99, 111, 126, 132, 148, 154, 198, 222, 231, 252, 259, 308, 333, 396, 407, 444, 462, 518, 666, 693, 777, 787, 814, 924, 1036, 1221, 1332, 1386, 1554, 1574, 1628, 2331, 2361, 2442, 2772, 2849, 3108, 3148, 3663, 4662, 4722, 4884, 5509, 5698, 7083, 7326, 8547, 8657, 9324, 9444, 11018, 11396, 14166, 14652, 16527, 17094, 17314, 22036, 25641, 25971, 28332, 29119, 33054, 34188, 34628, 49581, 51282, 51942, 58238, 60599, 66108, 77913, 87357, 99162, 102564, 103884, 116476, 121198, 155826, 174714, 181797, 198324, 203833, 242396, 262071, 311652, 320309, 349428, 363594, 407666, 524142, 545391, 611499, 640618, 727188, 815332, 960927, 1048284, 1090782, 1222998, 1281236, 1834497, 1921854, 2181564, 2242163, 2445996, 2882781, 3668994, 3843708, 4484326, 5765562, 6726489, 7337988, 8968652, 11531124, 13452978, 20179467, 26905956, 40358934, 80717868]

約数ペア:

[(1, 80717868), (2, 40358934), (3, 26905956), (4, 20179467), (6, 13452978), (7, 11531124), (9, 8968652), (11, 7337988), (12, 6726489), (14, 5765562), (18, 4484326), (21, 3843708), (22, 3668994), (28, 2882781), (33, 2445996), (36, 2242163), (37, 2181564), (42, 1921854), (44, 1834497), (63, 1281236), (66, 1222998), (74, 1090782), (77, 1048284), (84, 960927), (99, 815332), (111, 727188), (126, 640618), (132, 611499), (148, 545391), (154, 524142), (198, 407666), (222, 363594), (231, 349428), (252, 320309), (259, 311652), (308, 262071), (333, 242396), (396, 203833), (407, 198324), (444, 181797), (462, 174714), (518, 155826), (666, 121198), (693, 116476), (777, 103884), (787, 102564), (814, 99162), (924, 87357), (1036, 77913), (1221, 66108), (1332, 60599), (1386, 58238), (1554, 51942), (1574, 51282), (1628, 49581), (2331, 34628), (2361, 34188), (2442, 33054), (2772, 29119), (2849, 28332), (3108, 25971), (3148, 25641), (3663, 22036), (4662, 17314), (4722, 17094), (4884, 16527), (5509, 14652), (5698, 14166), (7083, 11396), (7326, 11018), (8547, 9444), (8657, 9324)]