80675028

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 246564864

約数和(自身を除く): 165889836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 71, 81, 84, 108, 126, 142, 162, 167, 189, 213, 243, 252, 284, 324, 334, 378, 426, 486, 497, 501, 567, 639, 668, 756, 852, 972, 994, 1002, 1134, 1169, 1278, 1491, 1503, 1701, 1917, 1988, 2004, 2268, 2338, 2556, 2982, 3006, 3402, 3507, 3834, 4473, 4509, 4676, 5751, 5964, 6012, 6804, 7014, 7668, 8946, 9018, 10521, 11502, 11857, 13419, 13527, 14028, 17253, 17892, 18036, 21042, 23004, 23714, 26838, 27054, 31563, 34506, 35571, 40257, 40581, 42084, 47428, 53676, 54108, 63126, 69012, 71142, 80514, 81162, 82999, 94689, 106713, 120771, 126252, 142284, 161028, 162324, 165998, 189378, 213426, 241542, 248997, 284067, 320139, 331996, 378756, 426852, 483084, 497994, 568134, 640278, 746991, 960417, 995988, 1136268, 1280556, 1493982, 1920834, 2240973, 2881251, 2987964, 3841668, 4481946, 5762502, 6722919, 8963892, 11525004, 13445838, 20168757, 26891676, 40337514, 80675028]

約数ペア:

[(1, 80675028), (2, 40337514), (3, 26891676), (4, 20168757), (6, 13445838), (7, 11525004), (9, 8963892), (12, 6722919), (14, 5762502), (18, 4481946), (21, 3841668), (27, 2987964), (28, 2881251), (36, 2240973), (42, 1920834), (54, 1493982), (63, 1280556), (71, 1136268), (81, 995988), (84, 960417), (108, 746991), (126, 640278), (142, 568134), (162, 497994), (167, 483084), (189, 426852), (213, 378756), (243, 331996), (252, 320139), (284, 284067), (324, 248997), (334, 241542), (378, 213426), (426, 189378), (486, 165998), (497, 162324), (501, 161028), (567, 142284), (639, 126252), (668, 120771), (756, 106713), (852, 94689), (972, 82999), (994, 81162), (1002, 80514), (1134, 71142), (1169, 69012), (1278, 63126), (1491, 54108), (1503, 53676), (1701, 47428), (1917, 42084), (1988, 40581), (2004, 40257), (2268, 35571), (2338, 34506), (2556, 31563), (2982, 27054), (3006, 26838), (3402, 23714), (3507, 23004), (3834, 21042), (4473, 18036), (4509, 17892), (4676, 17253), (5751, 14028), (5964, 13527), (6012, 13419), (6804, 11857), (7014, 11502), (7668, 10521), (8946, 9018)]