7975825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 12249216

約数和(自身を除く): 4273391

約数列:

[1, 5, 11, 13, 23, 25, 55, 65, 97, 115, 143, 253, 275, 299, 325, 485, 575, 715, 1067, 1261, 1265, 1495, 2231, 2425, 3289, 3575, 5335, 6305, 6325, 7475, 11155, 13871, 16445, 24541, 26675, 29003, 31525, 55775, 69355, 82225, 122705, 145015, 319033, 346775, 613525, 725075, 1595165, 7975825]

約数ペア:

[(1, 7975825), (5, 1595165), (11, 725075), (13, 613525), (23, 346775), (25, 319033), (55, 145015), (65, 122705), (97, 82225), (115, 69355), (143, 55775), (253, 31525), (275, 29003), (299, 26675), (325, 24541), (485, 16445), (575, 13871), (715, 11155), (1067, 7475), (1261, 6325), (1265, 6305), (1495, 5335), (2231, 3575), (2425, 3289)]