290237925

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{601}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 494468352

約数和(自身を除く): 204230427

約数列:

[1, 3, 5, 15, 25, 47, 75, 137, 141, 235, 411, 601, 685, 705, 1175, 1803, 2055, 3005, 3425, 3525, 6439, 9015, 10275, 15025, 19317, 28247, 32195, 45075, 82337, 84741, 96585, 141235, 160975, 247011, 411685, 423705, 482925, 706175, 1235055, 2058425, 2118525, 3869839, 6175275, 11609517, 19349195, 58047585, 96745975, 290237925]

約数ペア:

[(1, 290237925), (3, 96745975), (5, 58047585), (15, 19349195), (25, 11609517), (47, 6175275), (75, 3869839), (137, 2118525), (141, 2058425), (235, 1235055), (411, 706175), (601, 482925), (685, 423705), (705, 411685), (1175, 247011), (1803, 160975), (2055, 141235), (3005, 96585), (3425, 84741), (3525, 82337), (6439, 45075), (9015, 32195), (10275, 28247), (15025, 19317)]