129385004

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1759}}^1$

素因数の和:1878

約数の個数: 48

約数和(自身を含む): 269660160

約数和(自身を除く): 140275156

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 259, 284, 497, 518, 994, 1036, 1759, 1988, 2627, 3518, 5254, 7036, 10508, 12313, 18389, 24626, 36778, 49252, 65083, 73556, 124889, 130166, 249778, 260332, 455581, 499556, 874223, 911162, 1748446, 1822324, 3496892, 4620893, 9241786, 18483572, 32346251, 64692502, 129385004]

約数ペア:

[(1, 129385004), (2, 64692502), (4, 32346251), (7, 18483572), (14, 9241786), (28, 4620893), (37, 3496892), (71, 1822324), (74, 1748446), (142, 911162), (148, 874223), (259, 499556), (284, 455581), (497, 260332), (518, 249778), (994, 130166), (1036, 124889), (1759, 73556), (1988, 65083), (2627, 49252), (3518, 36778), (5254, 24626), (7036, 18389), (10508, 12313)]